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Beth Greenfield

Beth Greenfield

Fortune

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I had one simple surgery to lower my risk of the deadliest cancer for women. Here’s why you probably don’t know about it—but should

There is absolutely no detection method for ovarian cancer.

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Fortune

Beth Greenfield

Loneliness is bad for your health—but it may not be as deadly as once thought, new research finds

For the latest study, researchers analyzed data from more than 380,000 older people in Canada, Finland, and New Zealand.

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Beth Greenfield

Deloitte is now offering employees a unique wellness benefit: subsidized Legos

The $1,000 subsidy toward "Legos and puzzles" is meant to "empower and support."

13.06.2025 3

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Beth Greenfield

Starbucks responds to America’s protein craze by testing a special new latte

Starbucks announced its newest product on Tuesday at a company event in Las Vegas.

12.06.2025 9

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Beth Greenfield

Why drinking sugar may be worse than eating it

“This is the first study to draw clear dose-response relationships between different sugar sources and Type 2 diabetes risk,” said researchers.

10.06.2025 3

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Beth Greenfield

New research challenges belief that taurine supplements support longevity

A new study has found that taurine levels were not consistently associated with health outcomes.

09.06.2025 5

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Beth Greenfield

An estimated 40 million Americans have osteopenia, but many are unaware. Here’s how you can take charge

About one-third of adults older than 50 have some degree of bone density loss.

07.06.2025 7

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Beth Greenfield

RFK Jr. will ‘end the war’ against alternative medicine at the FDA, from stem cell therapy to chelation. Here’s what to know

“If you want to take an experimental drug … you ought to be able to do that," said RFK Jr.

06.06.2025 5

Fortune

Beth Greenfield

Agency warns that weight-loss drugs can decrease effectiveness of birth control pills

Today marks the first official agency warning about the possibility of these drugs—specifically Mounjaro—decreasing the effectiveness of oral...

05.06.2025 3

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Beth Greenfield

Here’s why giving your kid the silent treatment is ‘one of the worst types of punishment’

“It teaches them not only to be conflict-avoidant, but makes them conflict-terrified."

05.06.2025 3

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Beth Greenfield

Risks of cannabis range from heart attack to psychosis. Here’s who may be most susceptible

Cannabis is the most commonly used federally illegal drug in the United States, used by about 52.5 million people, or about 19% of Americans.

03.06.2025 2

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Beth Greenfield

What you need to know about Moderna’s new COVID vaccine, just approved by the FDA

The shot had previously been approved for everyone 12 and older. Now, there are limits.

02.06.2025 2

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Beth Greenfield

Night owls tend to have more health risks than early birds—including cognitive decline, new study finds

Still, every night owl may not have the same risk.

30.05.2025 4

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Beth Greenfield

Removing fluoride from public water systems would result in dental disaster for millions of Americans, study warns

A new study projects what the effects of removing fluoride from water nationwide would be—and the findings are a dentist’s nightmare.

30.05.2025 20

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Beth Greenfield

Parents are worried about their kids’ smartphone use—but less than half fully utilize parental controls, research finds

“Our findings show that even as parental controls become more available, adoption remains low," said the CEO of the Family Online Safety Institute.

29.05.2025 5

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Beth Greenfield

Gen Z is bringing back tanning and ignoring the dangerous cancer risk

As with most recent trends, social media appears to be behind the latest rise in tanning culture.

29.05.2025 10

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Beth Greenfield

The latest COVID strain, NB 1.8.1, is an Omicron variant. Here’s all you need to know

The appearance of a new variant coincides with changes to U.S. vaccine policies.

27.05.2025 2

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Beth Greenfield

Food allergies are soaring, and hundreds of moms are fed up with ‘dangerous’ jokes about them

“I’ve seen my child’s life almost slip away after a peanut exposure…This isn't a joke. It never was," says one mom, riled after a recent SNL skit.

22.05.2025 10

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Beth Greenfield

Bryan Johnson, Mel Gibson—and possibly RFK Jr.—swear by methylene blue for wellness. Here’s what science says

The latest wellness hack to be attached to RFK Jr. is methylene blue, a Smurf-colored liquid embraced by biohackers for its alleged brain-boosting and...

20.05.2025 10

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Beth Greenfield

Good news for night owls: When you need sleep is determined not by laziness, but chronotype. Here’s what that means

When you need sleep depends on what’s called your chronotype—your body’s natural inclination towards certain times of day.

13.05.2025 3

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Beth Greenfield

Clues into Gen Z parenting styles can be found in their approach to these two powerful elements

Here's what we can gather from how the newest generation of parents are raising their kids.

10.05.2025 10

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Beth Greenfield

How much ultra-processed food is too much? The exact amount that raises your risk of heart disease and cancer

Each additional 3.5 ounces a day of ultra-processed food consumption was associated with a higher risk of a range of health issues.

08.05.2025 10

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Beth Greenfield

How do parents raise all their kids to be successful? New book by Yale professor, ‘The Family Dynamic,’ uncovers clues

“I think one of the takeaways of the book is that success kind of is a moment in time,” says author Susan Dominus.

07.05.2025 9

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Beth Greenfield

Medical researchers baffled by Trump administration’s stop work order for clinical trial system: ‘A giant step backwards’

“We had taken 15 years to build what was destroyed with a single email, halting vital research across the country.”

06.05.2025 20

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Beth Greenfield

This is the number of babies each woman needs to have to avoid human extinction—and the U.S. is nowhere close

Human populations need at least 2.7 children per woman—a much higher fertility rate than the 2.1 previously believed—to reliably avoid long-term...

02.05.2025 2

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Beth Greenfield

Your heart has its own age—and knowing it can be the key to cardio health, study finds

Researchers found that MRI can be a revolutionary way to uncover the true age of a person’s heart.

02.05.2025 5

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Beth Greenfield

Top virologists sound the alarm on bird flu and plead with world leaders to prepare for another pandemic

Experts from over 40 countries are sounding the alarm over the increasing threat of H5N1 avian flu.

01.05.2025 20

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Beth Greenfield

The dangers of AI companions: Experts issue unprecedented warning for teens as most parents are in the dark about their habits

Common Sense Media urged that no one under 18 be allowed to use companion AI technology.

30.04.2025 30

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Beth Greenfield

Major food brands will stop using artificial dyes. Here’s why RFK is sounding the alarm

A series of studies have raised concerns by associating synthetic food colorings with health risks from hyperactivity to cancer.

29.04.2025 5

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Beth Greenfield

Why Chrissy Teigen is speaking out about her 6-year-old’s Type 1 diabetes diagnosis

“All of a sudden we were just thrown into having to learn everything imaginable the same day that he needed to start shots,” Teigen recounts.

28.04.2025 9

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Beth Greenfield

Americans take one step forward, one step back for cancer prevention

First, the good news: Only 11% of Americans smoke cigarettes. But there's bad news, too.

24.04.2025 3

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Beth Greenfield

At this rate, measles could become endemic again within 2 decades, researchers warn

If vaccination rates don't pick up, says study, measles and other diseases "could become household names again."

24.04.2025 9

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Beth Greenfield

Happier parents tap into this 1 emotion

Feeling in awe of your kid is particularly powerful, a new study has found.

24.04.2025 3

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Beth Greenfield

What is stage 0 breast cancer? Tina Knowles, recently diagnosed and treated for stage 1, said she’d never heard of it—and she’s not alone

"I didn't know that there was a stage 0,” Knowles said. Here's what it means.

22.04.2025 3

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Beth Greenfield

Parents hit back at RFK Jr.’s claim that ‘autism destroys families’: ‘Don’t ever say my children are a burden’

Plenty of parents were not impressed with Robert F. Kennedy Jr.’s recent press conference on autism.

22.04.2025 20

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Beth Greenfield

Walk this way for a healthy heart, says study

The research is the first to explore the association between walking pace and arrhythmias .

19.04.2025 9

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Beth Greenfield

Screen time may harm teens—but for people over 50, it has a surprising bonus

Use of digital technologies was associated with reduced risk of cognitive impairment and decline.

16.04.2025 4

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Beth Greenfield

The truth about CT scans: The common health check could drive 103,000 cancer cases, research warns

CT-associated cancer could eventually account for 5% of all new cancer diagnoses each year, the study projects.

15.04.2025 4

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Beth Greenfield

5 health benefits of the Mediterranean diet, according to science

Your brain, heart, and bones are among the beneficiaries of this healthy way of eating.

14.04.2025 3

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Beth Greenfield

The 4 basic parenting styles—and what science says about which is best

From imposing rigid rules to no rules, people tend to parent in one of four basic ways.

12.04.2025 10

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Beth Greenfield

Surrogacy just brought YouTube and Netflix star Ms. Rachel a new baby—and she’s not alone. Here’s why the business is booming

“I was unable to carry this pregnancy for medical reasons and we were blessed to have a surrogate who gave us the most precious gift possible," Ms....

09.04.2025 4

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Beth Greenfield

Researchers uncover a link to autism—and it isn’t vaccines

The large meta-analysis is the latest to show a connection between autism and diabetes.

09.04.2025 60

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Beth Greenfield

Some Medicare Advantage’s diagnosing tactics made insurers like UnitedHealthGroup $33 billion richer

Medicare Advantage plans are paid more for sicker members and less for healthier members, which provides an incentive for MA plans to report as many...

08.04.2025 10

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Beth Greenfield

5 healthy superfoods that will probably see prices skyrocket under Trump’s tariffs

Various sources of antioxidants and healthy fats are likely to cost a lot more soon.

05.04.2025 10

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Beth Greenfield

This common diet soda sugar substitute may be making you hungrier, new study warns

Those in the study consuming drinks with sucralose had greater hunger responses.

04.04.2025 5

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Beth Greenfield

Modern parenting is hurting kids and adults, ‘Anxious Generation’ author warns

Jonathan Haidt has these 3 urgent messages for parents worried about the effects of screen time.

02.04.2025 2

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Beth Greenfield

This controversial diet may hold a key for reversing biological aging

A new small study finds that certain nutritional choices may be a way to keep biological age low and even reverse it.

01.04.2025 6

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Beth Greenfield

The way you brew your coffee can affect your heart health. Here’s the best method

Java contains cholesterol-elevating substances, called diterpenes, but the way you brew it can keep the levels low.

31.03.2025 5

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Beth Greenfield

The ‘menopause penalty’: Many women in midlife see a drop in wages, new study finds

A new study asserts that women experience a drop in earnings at the end of their child-bearing years.

29.03.2025 20

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Beth Greenfield

Utah becomes first state to ban fluoride in water after RKF Jr. says it has health risks. Here’s what science says

A primer on fluoride in drinking water, its history of controversy, and what the science says.

28.03.2025 6

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Beth Greenfield