Napping

Sam is a journalist covering archaeology, paleontology, ecology and evolution for Discover, along with an assortment of other topics. Before joining the Discover team as an assistant editor in 2022, Sam studied journalism at Northwestern University in Evanston, Illinois.

Sam-walters

Sam Walters

A new study shows a correlation between regular napping and a higher risk of high blood pressure and stroke.

The Connection Between Napping and High Blood Pressure

(Image Credit: Prostock-studio/Shutterstock) 

Man doing sit ups

Learn how your personality predicts your enjoyment of exercise, signaling which workouts you’ll stick with and which you’ll abandon. 

Your Personality Predicts Which Workouts You’ll Actually Stick To

Illustration showing gut bacteria accumulating perfluorononanoic acid — a PFAS forever chemical — as dense clumps. (Image Credit: Peter Northrop / MRC Toxicology Unit)

Gut Microbiome PFAS

Learn more about the microbes that take in PFAS, the harmful, long-lasting chemicals that can hang out in the human body for years at a time. 

Your Microbiome May Absorb PFAS, Protecting You From The Harms of ‘Forever Chemicals’

fat cell

Learn more about FGF21, a hormone that improves the metabolism and extends the lifespan of adult mice.

This Metabolism-Boosting Hormone May Help You Live Longer

(Image credit: Streamlight Studios/Shutterstock) 

boy with stomach pain in bed

Learn more about the link between food intolerance, poor sleep, and nightmares.

Could Your Nightmares Come From Cheese? Maybe, If You’re Lactose Intolerant

Laboratory testing doctor taking blood sample

Researchers identify the world’s 48th blood group system after a rare case stumps doctors.

New Blood Type Discovered in France — And Offers a Breakthrough in Transfusion Medicine

Smoking a vape

Learn about new warnings from scientists about how disposable e-cigarettes contain higher levels of hazardous lead, nickel, and antimony than traditional cigarettes.

Shocking Levels of Cancer-Causing Toxic Metals Found in Disposable Vapes

The Connection Between Napping and High Blood Pressure

A new study shows a correlation between regular napping and a higher risk of high blood pressure and stroke.

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