Is vitamin C overrated?

This week: Why vitamin C isn't as helpful as you think; 6 key indicators of good health; the strange illness that has doubled since COVID; new science on inflammation; why the new COVID shot is a game-changer; how much water you really need to drink.

It's time to bust some myths about vitamin C

During cold and flu season, plenty of us load up on pills, powders, and gummies to keep the sniffles at bay. But is it worth it—and can you overdo it? We break down the real benefits of vitamin C, which claims are exaggerated, and how much your body actually needs.

The complicated truth about vitamin D

How much do we need for optimal health? What levels constitute a deficiency? What benefits—if any—do supplements provide, particularly for young and otherwise healthy people?

Want to live longer? Here are 6 indicators that you'll get there.

In the United States, about 40 percent of premature deaths—defined as occurring before age 75—are related to behaviors we can change. By making healthy lifestyle choices, you can self-engineer genetic alterations to prevent disease and boost longevity. Here's what you really need to focus on for your health.

What is POTS? This strange disorder has doubled since the pandemic

Millions of people now live with this debilitating disorder, which can be triggered by viral illnesses like COVID-19. And many say the recommended treatment has backfired. "They don’t teach us about [this] in medical school."

Why the new COVID shot is a game-changer (and why the term 'booster' is obsolete)

The latest vaccine formula is available in local pharmacies now. Here's why it matters—and everything you need to know about it.

Omega-3s and inflammation

A recent study—the first of its kind—shows that the nutrients found in walnuts, seeds, and certain types of seafood can reduce inflammation and improve declining lung function. Here's what Omega-3s are—and which foods are the best sources.

Does this photo disgust you?

If your answer was yes, you may have trypophobia—or a fear of small holes. But is it a true phobia or an idiosyncrasy? Here's a look at why trypophobia exists—and why people develop phobias in the first place.

What is stiff person syndrome?

Most people had never heard of stiff person syndrome until late last year, when singer Celine Dion announced her diagnosis. We don't know what causes this rare neurological and autoimmune disorder—but we do know that it is thought to affect just 1 or 2 people in a million—two-thirds of them women.

How to hydrate

Are you drinking water all wrong? It turns out hydration isn't so simple. Do we really need to down a gallon a day to stay healthy? And does your water need minerals, alkalinity, or salt to really hydrate you?

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