In today’s newsletter: Is it possible to cure hot flashes? Plus, why this type of carb is good for you, how junk food outsmarts your brain, and a 10-second test for aging.  

But first: Here are 7 simple science-backed rules for living longer.

PHOTOGRAPH BY ANDY RICHTER, NAT GEO IMAGE COLLECTION

Scientists are closer than ever to cracking the code of aging, yet the broader field of longevity is filled with misinformation and pseudoscience. We spoke with longevity scientist and Super Agers author Eric Topol, who shared these simple, science-backed “biohacks” that could transform your health.

More stories on longevity:
— How old are you, really? The answer is written on your face.
— What is “inflammaging”? Here’s what you need to know. 

PHOTOGRAPH BY NORIKO HAYASHI, NAT GEO IMAGE COLLECTION

Can you stand on one leg for 10 seconds? What seems like a silly balance test is actually a surprisingly good indicator of how well you’ll age. Balance often starts to fade after 40 and can be affected by all sorts of things, from a sedentary lifestyle to Alzheimer's disease. Losing it could indicate health problems or cause even more serious incidents like falls. 

But there is good news: There are ways to maintain your balance.

ILLUSTRATION BY SEBASTIAN KAULITZKI, SCIENCE PHOTO LIBRARY

PHOTOGRAPH BY BENOIT DURAND, HANS LUCAS/REDUX

Food allergies can be incredibly life-threatening: Hives, vomiting, and trouble breathing are just some of the serious symptoms people can get from eating the wrong food. Although health experts say that food allergies are on the rise, many are also exploring new ways to circumvent sensitivities or prevent them altogether. Here’s what we know about the latest advances in food allergy research.

BEFORE YOU GO: Why this type of carb is so good for your gut health.

Today’s newsletter was edited and curated by Jennifer Baik and produced by Alisher Egamov. Did someone forward this to you? Sign up here to get this newsletter and more.