National Geographic | Mind, Body, Wonder

This week: A potential new use for Botox; your age is written on your face; what's really in your wine; the link between binge eating and ADHD; myths about birth control; explaining lab-grown meat.

PHOTOGRAPH BY ROMAN FENTON/SHUTTERSTOCK

The surprising link between Botox and depression

Botulinum toxin injections have long been used to treat non-cosmetic conditions such as chronic migraines. Now, some scientists think it might be able to also treat depression and anxiety—but not for the reasons you might think.

FROWN MUSCLES AND YOUR BRAIN

IMAGE BY JING-DONG JACKIE HAN, PEKING UNIVERSITY

How old are you, really? The answer is written on your face.

Your biological age reflects your physical health and can differ from your actual age by years. A new tool that calculates that number "could be a wake-up call."

THE FACIAL AGING CLOCK

Read more:

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New advances use electrodes to treat everything from depression to inflammation

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Seasonal depression happens in the summer, too—and can be harder to shake

PHOTOGRAPH BY BRIAN FINKE/GETTY IMAGES

What's in your wine?

The earliest wines were simply crushed grapes that were allowed to ferment with yeast native in the environment. Today, dozens of additives have been approved for use in wines. Here's what those ingredients are—from egg whites to sturgeon bladders and more—and how safe they are.

WHAT KIND OF ADDITIVES?

DRINKING AT NIGHT: How alcohol messes with your sleep +

PHOTOGRAPH BY JENN ACKERMAN AND TIM GRUBER, NAT GEO IMAGE COLLECTION

For many people with binge eating disorder, there may be an unexpected 'why'

An estimated 30 percent of patients with the eating disorder also have ADHD. "It makes so much sense once you start connecting the dots," says one patient. Here's what we know about how the two conditions can be related.

DRUG SHORTAGES: As Adderall shortage continues, people with ADHD struggle to stay afloat +

BIRTH CONTROL: MYTHS AND FACTS

PHOTOGRAPH BY EMMANUEL PIERROT, AGENCE VU/REDUX

When the first birth control pill was approved by the U.S. Food and Drug Administration, it was far from perfect: Extremely high doses of hormones led to unnecessary and dangerous side effects. Although pills on the market today contain hormone levels magnitudes lower and are much safer, questions still abound about how they work and their side effects.

WHAT'S TRUE AND WHAT'S NOT

RELATED: From gels to implants, birth control options for men are advancing +

WHAT EXACTLY IS LAB-GROWN MEAT?

PHOTOGRAPH BY DAVID PARRY, REUTERS

This month, diners in San Francisco and Washington, D.C., become the first in the U.S., and among the first in the world, to chow down on what some argue is the food of the future: meat produced in a laboratory. But how exactly is lab-grown meat made? It’s "the same thing as traditional meat," scientists say, but with "the animal taken out of the equation."

HOW THE 'SAUSAGE' IS MADE

MYSTERY MEAT: Shark meat is a global phenomenon—but not everyone knows they're eating it +

THE NEWS YOU MIGHT HAVE MISSED

PHOTOGRAPH BY JASPER DOEST

Scientists have gotten really good at helping mice live longer. But what about us? The natural maximum human life span is 120 to 125 years. Few people get anywhere close—at least not yet. These cutting-edge technologies are revealing the intricacies of human aging and sparking research into drugs to slow it—or even reverse it.

CAN SCIENTISTS 'CURE' AGING?

Ozempic was tested on monkeys IUCN listed as endangered. Here's what we know

Are your hormones unbalanced—and what does that even mean?

A solution for migraines and PTSD? This approach offers hope.

Does sunscreen expire? How much SPF is enough? Your burning questions, answered

2023 may be the worst tick season ever. Here's how to protect yourself.

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