Decreasing rates of childhood immunization are a major concern. Our medical analyst explains why | CNN



CNN
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Vaccine rates for measles, polio, diphtheria and other diseases are decreasing among US children, according to a new study from the US Centers for Disease Control and Prevention.

The rate of immunizations for required vaccines among kindergarten students declined from 95% to approximately 94% during the 2020-21 school year. It dropped further — to 93% — in the 2021-22 school year.

That’s still a high number, so why is this drop in immunization significant? What accounts for the decline? What might be the consequences if these numbers drop further? If parents are unsure about vaccinating their kids, what should they do? And what can be done on a policy level to increase immunization numbers?

To help us with these questions, I spoke with CNN Medical Analyst Dr. Leana Wen, an emergency physician, public health expert and professor of health policy and management at the George Washington University Milken Institute School of Public Health. She is also author of “Lifelines: A Doctor’s Journey in the Fight for Public Health.”

CNN: Why is it a problem that childhood immunization rates are declining?

Dr. Leana Wen: The reduction of vaccine-preventable diseases is one of the greatest public health success stories in the last 100 years.

The polio vaccine was introduced in the United States in 1955, for example. In the four years prior, there were an average of over 16,000 cases of paralytic polio and nearly 2,000 deaths from polio each year across the US. Widespread use of the polio vaccine had led to the eradication of polio in the country by 1979, according to the CDC, sparing thousands of deaths and lifelong disability among children each year.

The measles vaccine was licensed in the US in 1963. In the four years before that, there were an average of over 500,000 cases and over 430 measles-associated deaths each year. By 1998, there were just 89 cases recorded — and no measles-associated deaths.

These vaccines are very safe and extremely effective. The polio vaccine, for example, is over 99% effective at preventing paralytic polio. The measles vaccine is 97% effective at preventing infection.

We can do this same analysis for other diseases for which there are routine childhood immunizations.

It’s very concerning that rates of immunization are declining for vaccines that have long been used to prevent disease and reduce death. That means more children are at risk for severe illness — illness that could be averted if they were immunized. Moreover, if the proportion of unvaccinated individuals increases in a community, this also puts others at risk. That includes babies too young to be vaccinated or people for whom the vaccines don’t protect as well — for example, patients on chemotherapy for cancer.

CNN: What accounts for the decline in vaccination numbers?

Wen: There are probably many factors. First, there has been substantial disruption to the US health care system during the Covid-19 pandemic. Many children missed routine visits to the pediatrician during which they would have received vaccines due to pandemic restrictions. In addition, some community health services offered also became disrupted as local health departments focused on Covid-19 services.

Second, disruption to schooling has also played a role. Vaccination requirements are often checked prior to the start of the school year. When schools stopped in-person instruction, that led to some families falling behind on their immunizations.

Third, misinformation and disinformation around Covid-19 vaccines may have seeded doubt in other vaccines. Vaccine hesitancy and misinformation were already major public health concerns before the coronavirus emerged, but the pandemic has exacerbated the issues.

According to a December survey published by the Kaiser Family Foundation, more than one in three American parents said vaccinating children against measles, mumps, and rubella shouldn’t be a requirement for them to attend public schools, even if that may create health risks for others. This was a substantial increase from 2019, when a similar poll from the Pew Research Center found only 23% of parents opposed school vaccine requirements.

CNN: What are some consequences if immunization rates drop further?

Wen: If immunization rates drop further, we could see more widespread outbreaks. Diseases that were virtually eliminated in the US could reemerge, and more people can become severely ill and suffer lasting consequences or even die.

We are already seeing some consequences: Last summer, there was a confirmed case of paralytic polio in an unvaccinated adult in New York. It’s devastating that a disease like polio has been identified again in the US, since we have an extremely effective vaccine to prevent it.

There is an active measles outbreak in Ohio. As of January 17, 85 cases have been reported. Most of the cases involved unvaccinated children, and at least 34 have been hospitalized.

CNN: If parents are unsure of vaccinating their kids, what should they do?

Wen: As parents, we generally trust pediatricians with our children’s health. We consult pediatricians if our kids are diagnosed with asthma and diabetes, or if they have new worrisome symptoms of another illness. We should also consult our pediatricians about childhood immunizations; parents and caregivers with specific questions or concerns should address them.

The national association of pediatricians, the American Academy of Pediatrics, “strongly recommends on-time routine immunization of all children and adolescents according to the Recommended Immunization Schedules for Children and Adolescents.”

CNN: What can be done to increase immunization numbers?

Wen: There needs to be a concerted educational campaign to address why vaccination against measles, mumps, rubella, chickenpox, polio and so forth is so crucial. One of the reasons for vaccine hesitancy, in my experience, is that these diseases have been rarely seen in recent years. Many people who are parents now didn’t experience the devastation of these diseases growing up, so may not realize how terrible it would be for them to return.

Specific interventions should be targeted at the community level. In some places, low immunization levels may be due to access. Vaccination drives at schools, parks, shopping centers, and other places where families gather can help increase numbers. In other places, the low uptake may be because of vaccine hesitancy and misinformation. There will need to be different strategies implemented in that situation.

Overall, increasing immunization rates for vaccine-preventable childhood diseases needs to be a national imperative. I can’t underscore how tragic it would be for kids to suffer the harms of diseases that could be entirely prevented with safe, effective and readily available vaccines that have been routinely given for decades.

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ER on the field: An inside look at how NFL medical teams prepare for a game day emergency | CNN



CNN
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When Buffalo Bills safety Damar Hamlin dropped to the ground from a cardiac arrest earlier this month, help was by his side in under 10 seconds to administer CPR.

It wasn’t coincidence or luck. Rather, it’s the result of careful planning and practice – the execution of detailed choreography performed by the medical personnel present at every National Football League game.

Saving Hamlin’s life was the ultimate test.

“What we want is that the players are getting the same care here that they would if they were in a hospital or health care facility and that’s what the system has been set up to do,” NFL Chief Medical Officer Dr. Allen Sills told CNN Chief Medical Correspondent Dr. Sanjay Gupta on Saturday.

About 30 medical personnel are at every game, including orthopedic and trauma specialists, athletic trainers, paramedics and dentists. Sills gave CNN a rare behind-the-scenes look at the league’s medical personnel during Saturday’s playoff game between the Jacksonville Jaguars and the Los Angeles Chargers. The goal, Sills said, is to deliver hospital-quality care on the gridiron.

When Hamlin collapsed on January 2, speed was of the essence. Studies find that for every minute someone who experiences cardiac arrest and doesn’t receive CPR, their chances of survival decrease 7 to 10%.

Hamlin’s heart was restarted on the field. The 24-year-old spent more than a week in the hospital in Cincinnati, then transferred to a hospital in Buffalo before he was released home last week.

Sills said that being on the field was likely a factor for Hamlin: Survival is more likely for someone who experiences cardiac arrest in the hospital. One study found that 10 to 12% those who have cardiac arrest outside of the hospital survive to discharge, but that survival rate more than doubled for those who experienced cardiac arrest in the hospital.

“I think he was being resuscitated as he would have been in an emergency room at that moment,” Sills said.

Hear audio of medical personnel treating Damar Hamlin after he collapsed

The NFL requires all teams to have an emergency action plan, or EAP, for all player facilities, including practice fields.

The plans are filed by the teams every year and are approved by the League as well as the NFL Players Association, the players’ union, Sills said. They run drills on the plan, so when an event like Hamlin’s cardiac arrest occurs, the medical team’s choreography is close to automatic.

“The EAP was followed to a letter that night,” Sills said. “In that moment everyone knew what they needed to do, how they needed to do it and had the equipment to do it and felt comfortable.”

These plans include details about where ambulances are located, the quickest route to the hospital, where medical equipment is stored, and even what radio and hand signals will be used in case of a medical event.

While the teams are all connected by radio, the sound from the game and the crowd can be overwhelming.

“It gets loud and so having those nonverbal signs is a way for us to communicate,” explained Dr. Kevin Kaplan, Jacksonville Jaguars’ head physician. For example, using two hands as if driving a steering wheel indicates needing the medical cart, while crossing arms to make an “X” is an all-call for medical personnel.

The home team sends the plan to the visiting team a week before the game. Then, an hour before kickoff, medical teams from both teams gather to review and confirm the details in what’s known as a “60-minute meeting.”

Medical teams from the Los Angeles Chargers and Jacksonville Jaguars gathered for the 60-minute meeting ahead of kickoff on Saturday.

It’s like the NFL’s version of what happens in a hospital: Before doctors perform a procedure, the medical team gathers for a “timeout” to review who is responsible for what.

Before the football game, they identify the team physicians, athletic trainers and key trauma personnel, including an airway specialist who can place a breathing tube in moments, if needed.

In the excitement of game day, there needs to be a simple, clear way to identify who can help in case of an emergency. At any NFL game, you’ll see it: a red hat.

Dr. Justin Deaton, NFL airway management physician, wears a red hat on the sideline of the Jacksonville Jaguars-Los Angeles Chargers game on Saturday.

“That signifies me as the emergency physician, the airway physician, so that even the other team knows when I come out what my role is,” Dr. Justin Deaton told Gupta. “Once I come out onto the field, I kind of take over, I identify if the patient is either unconscious or has an airway obstruction.”

At every game, Deaton stands along the 30 yard line, just like his counterparts at other games.

“We standardize the location so that everybody knows where our airway physician is going to be located,” said Sills.

If the player isn’t breathing, it’s up to Deaton to identify who will administer CPR. If the player’s breathing is blocked and he can’t breathe on his own, Deaton may have to intubate the player on the field. In order to do so, he carries a videoscope to look down someone’s throat and an ultrasound machine.

In the event Deaton can’t get the patient to breathe through their mouth, he’s prepared to essentially do surgery on the field.

“If someone has an obstruction or significant trauma to the face and we can’t secure an airway by the mouth, we’re able to make an incision and insert that way,” he told Gupta. “I really have all the resources available here that I would have in an emergency room.”

The challenge is that they’re surrounded by chaos – not the more controlled environment of the emergency department or operation room.

“When you have a larger-than-average-sized person that’s laying flat on the ground and not able to be elevated to a certain level with extra equipment, plus cameras and other people around, those are really the confounders and things that make it more difficult to manage,” Deaton said.

In football, it’s not just about executing in the moment – it’s about anticipating. The same is true for medical personnel.

The NFL includes certified athletic trainers on its medical team to serve as spotters. They’re positioned throughout the stadium, including a booth that oversees the entire stadium, to watch the game in real time and again in replay – sometimes over and over – to immediately catch any injuries or assess those that might have been overlooked. They have around 30 different angles of the field at their fingertips.

“We watch every play probably minimally four times and then we’ll go back and watch it again,” said Sue Stanley-Green, one of the athletic trainer spotters assigned to Saturday’s game. “We just want to make sure we don’t miss anything.”

Spotters around the field at every game have different views of plays -- and potential injuries.

The spotters who sit in a stadium booth above the field are able to communicate directly with the medical team on the sidelines and direct them to concerning plays and possible injuries. They also have a unique line of communication to the referees, and the ability to stop the game for a medical timeout.

Sills acknowledges that there is always room for improvement and need to evolve.

In September, Miami Dolphins quarterback Tua Tagovailoa experienced an apparent head injury while playing against the Bills. He stumbled after being hit, but was allowed to return to the game. The incident put new scrutiny of the NFL and its policies.

Afterward, the league changed its concussion policy. Now, Sills says, “if we see something that looks like ataxia on video, (players) are done.”

Sills said he believes the NFL’s network of practices is working to keep players safe, and the league is currently reviewing the moments around Hamlin’s cardiac arrest. One aspect of emergencies that Sills wants to see more work on is privacy.

In the moments after Hamlin fell, his teammates formed “kind of a shield,” Sills said, which limited the view of Hamlin.

“I think there’s some things there that we may look at,” Sill said. “Obviously any of us would want some privacy in a moment like that.”

But when facing a test like saving a life on the field, “everything went really as well as you could have asked to have gone in the moment,” Sills said. “It’s always about the right people, the right plan and the right equipment.”

Bob Costas Damar Hamlin split for video

Bob Costas: Hamlin collapsing is not an indictment of NFL safety

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Making the case for an underappreciated but full-of-flavor ingredient | CNN

Editor’s Note: Sign up for CNN’s Eat, But Better: Mediterranean Style. Our eight-part guide shows you a delicious expert-backed eating lifestyle that will boost your health for life.



CNN
 — 

Among foods that spark a strong reaction, anchovies are at the top of the food chain.

Whether they’re adored or abhorred, it’s difficult to find someone who doesn’t have a strong opinion about these small silvery swimmers.

Food writer Alison Roman wants the haters to think differently. Anchovies are more versatile than most people think and deserve to be approached with an open mind, according to Roman.

She might be biased — anchovies are one of her all-time favorite foods — but she has a strategy to change cooks’ minds.

“They’re more of a condiment than an ingredient,” Roman said. “To cook with them, you don’t need to eat them whole.” She incorporates anchovies into many of her dishes in the same way that she would add garlic, herbs or other flavorful aromatics. “Most of the time when I’m eating (anchovies), I can’t even see them.”

Even if you think your taste buds will rebel if you try an anchovy, your brain and heart will be happier if you do. “Anchovies are a small but mighty fish,” said Michelle Dudash, registered dietitian, nutritionist and author of “The Low-Carb Mediterranean Cookbook.”

“They’re packed with the omega-3 fatty acids DHA and EPA, which are important for brain, cardiovascular and skin health,” she added. Anchovies are on par with salmon and tuna as one of the fish with the highest amounts of omega-3s per serving, and are a good source of protein, niacin and vitamin B12.

Following Roman’s lead of using anchovies as one of many elements in a dish instead of as the spotlight ingredient, cooks who want to incorporate anchovies into meals “can start small,” Roman suggested. “They don’t have to dump a whole jar into their salad.”

Here are three ways Roman likes to introduce anchovies to the wary but curious. Ready to change your “anchoview”? Read on.

Move over, ranch dressing — there’s another dip in town. Bagna cauda, the Italian dipping sauce made from anchovies, garlic, butter and olive oil, is traditionally served with crudités as an appetizer.

Roman loves using bagna cauda as a vehicle to introduce unsuspecting dinner guests to anchovies because it hits the taste trifecta of “salty, buttery, garlicky” flavors. “It’s mostly about garlic and vegetables,” Roman said. In addition to the traditional accompaniment of raw, crunchy vegetables, she likes to include steamed artichoke hearts and tender cooked potato slices.

Bagna cauda is also an answer to the ever-present question about anchovies: What about the bones? “They are so tiny, they mostly all melt” and dissolve into the dish when heat is applied, Roman said. “They’re not going to choke you.”

“High-quality anchovies shouldn’t have many bones,” she added, and they should not be noticeable like they would be in larger fish, such as a salmon fillet. If you happen to see many bones in your anchovies, “spring for a more expensive tin,” Roman said.

If the presence of whole anchovies resting atop a bed of romaine in a Caesar salad has been historically too much to handle, Roman’s Caesar-adjacent salad will be a refreshing revelation.

Roman likes to pair bitter greens from the chicory family, such as radicchio, with a dressing that can stand up to their strong flavors. “I put anchovies in my salads all the time,” she said, but when hidden in the dressing, they add body and nuance without overpowering any of the other ingredients with which they’re paired.

Anchovies in a dressing can add body and nuance to a salad without overpowering other ingredients.

Her preferred dressing blends finely chopped anchovies and capers with lemon, whole grain or Dijon mustard, and good quality olive oil. “It’s anchovy-heavy but more about the mustard and the garlic,” Roman explained, which she finds “meatier and saltier and more interesting” than the usual Caesar dressing.

Finally, the same strategy of dissolving the umami flavors of anchovies in a sauce comes into play when making a rich and comforting pasta. Based on the Venetian dish bigoli in salsa, in which long strands of thick bigoli pasta are tossed with slow-simmered onions and anchovies, Roman’s version can be used with any long, thin pasta.

Pasta alla puttanesca features garlic, olives, capers, tomatoes and anchovies.

Roman adds whole anchovies and chopped dried chili pepper to a skillet of sliced onions, garlic and fennel caramelized in olive oil. The whole fillets might look intimidating, but as with the bagna cauda, the anchovies melt and dissolve as the sauce simmers, leaving only a rich and meaty undertone. Finishing the dish with freshly squeezed lemon juice and parsley brightens up the intense sauce.

A free-form pasta sauce such as this lets you adjust the flavor balance based on what you like best. If you love lemon, squeeze more on. If fennel isn’t your favorite, use more onions instead. If you like it spicy? Amp it up with more chili pepper. “Gauge your own personal preferences,” Roman recommended.

When choosing a tin or jar of anchovies, Roman said to make sure the anchovies are oil-packed, salt-cured anchovy fillets, not brined, pickled or whole anchovies. The former is the most common style of jarred or canned anchovies on the market, but it always pays to double-check the label.

Second, “always try a bunch of brands. They really are all different,” Roman said. Though the ingredients in each container should be the same — anchovies, salt and olive oil — the fillets will vary in saltiness, taste and texture. “Ortiz and Cento are available nationally,” she said, and many other brands are available in brick-and-mortar and online specialty food stores.

One note on the salt-curing: “The only downside of anchovies is the sodium,” Dudash noted, since they are packed in salt during the curing process. “If you are concerned about your sodium intake or if you simply prefer less salty food, briefly rinse the anchovies and pat dry with a paper towel” before using them.

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