Can Stress Actually Turn Your Hair Gray?
Experts have been pondering the question for years. Here’s what we know (so far).
By Sarah Klein
Ask Well
What experts want you to know about tight hairstyles, pain and hair loss.
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CreditEric Helgas for The New York Times Are Macronutrients the Keys to Bigger Muscles and Better Health?
Obsessively tracking protein, fat and carbohydrate consumption is trendy. But can it lead to big health benefits?
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CreditJoyce Lee for The New York Times Is a Fiber Supplement Just as Good as Fiber From Food?
Experts explain what fiber supplements can and can’t do for your health.
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CreditJoyce Lee for The New York Times Why Does Humidity Make Me So Miserable?
Heat is only part of the picture. Here’s why humid air makes us irritable and exhausted — and how you can cope.
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CreditJoyce Lee for The New York Times
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Is Nail Polish Bad for Your Nails?
Here are some signs that it may be time to give your nails a break.
By Erica Sweeney
Is Decaffeinated Coffee Bad for You?
Some worry that a chemical used to strip caffeine from coffee beans can increase the risk of cancer. Experts explain if you should be concerned.
By Katie Mogg
Is It a Bad Idea to Drink Alcohol on an Airplane?
Experts suggest caution before ordering an in-air beverage. Here’s what to keep in mind.
By Alice Callahan
Does Stress Cause Ulcers?
Here’s what the evidence suggests about this long-running claim.
By Melinda Wenner Moyer
I Have Incontinence. How Can I Avoid Accidents When I Leave Home?
Effective treatments and products can help manage this stressful condition.
By Anna Gibbs
Spray Sunscreen Is Convenient. But Does It Work?
Dermatologists explain the benefits — and drawbacks — of this popular option.
By Erica Sweeney
Should You Delay Your Morning Caffeine?
Some influencers say that doing so can offer benefits. We looked at the evidence.
By Alice Callahan
Are Ingrown Hairs Preventable?
The dreaded bumps can occur anywhere you shave, wax or pluck. Here’s how to avoid them.
By Erica Sweeney
Do I Need That Antibiotic?
If it’s not medically necessary, you may want to consider the risk of antimicrobial resistance.
By Anna Gibbs
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