Health

Understanding how the body works — and what happens when things change — is paramount to improving the health and wellbeing of every person on the planet. Our team of expert health writers and editors are here to demystify the latest medical advances, explain how the latest health news affects you, and help you understand which exercise equipment can really help improve your fitness. Whether you're after facts about the human body or the secrets to extreme longevity, our health articles and features aim to leave you better informed, up to date with the latest discoveries, and even more curious about human health. 

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Editor's Picks

image of a simple model of a human embryo depicted in bright colors against a black background
Should we rethink our legal definition of a human embryo? Scientists can now create realistic human embryo models in the lab, leading some to suggest that we rethink how we legally define an embryo.
Doctor explains mammogram procedure to woman
Cancer screening may not extend lives, new study suggests. But experts say it's flawed. A new analysis of screening tests for four types of cancer suggests that only one actually increases life span, on average. But what do scientists think?
How accurate are our early memories, like that cherished first bike ride?
How accurate are our first childhood memories? Can we trust our earliest memories, or are they unreliable?

Latest about Health

man in a button down shirt prepares to swab his cheek with a long cotton swab at home

At-home DNA tests predict how you'll respond to drugs — but how well do they work?

By Philip Empey, Lucas Berenbrok, Kayla B. Rowe published

Pharmacogenomic, or PGx, tests predict how your genes might affect your response to medications. But they have their limitations.

Medicine & Drugs
Girl at the beach tilts head to one side and uses finger to try to get water out of her ear

How does water get stuck in your ear — and how do you get it out?

By Emily Cooke published

Whether it's from a day at the beach or a trip to the swimming pool, getting water stuck in your ear is very common. But how does it happen?

Anatomy
A close-up picture of a Brazilian wandering spider showing its eyes and mouthparts.

Move over, Viagra — this spider's boner-inducing venom could treat people let down by the blue pill

By Sascha Pare published

Scientists say a synthetic compound derived from Brazilian wandering spider venom could treat people with erectile dysfunction for whom drugs like Viagra don't work.

Medicine & Drugs
Samsung Galaxy Watch5

Save $100 on the Samsung Galaxy Watch5 at Best Buy

By Lloyd Coombes published

This fantastic smartwatch is now under $180 thanks to a hefty discount.

Exercise
Fitbit Sense

Save 30% on the Fitbit Sense at Walmart

By Lloyd Coombes published

Get this fantastic Fitbit for less at Walmart.

Exercise
Amazfit GTR 3 Pro

This fantastic Amazfit fitness tracker is under $140 at Amazon

By Lloyd Coombes published

This Amazfit GTR 3 Pro fitness tracker is reduced by $50 at Amazon.

Exercise
A neuron stained pink and viewed under a microscope

How many cells are in the human body? New study provides an answer.

By Emily Cooke published

A new analysis of more than 1,500 papers and 60 types of tissue has revealed the total number of cells in the human body.

Anatomy
A photo of garlic bulbs on a wooden cutting board

Why do we love garlic but hate garlic breath?

By Mara Grunbaum last updated

Why do people love the taste of garlic, but hate the resulting garlic breath?

Health
image of a simple model of a human embryo depicted in bright colors against a black background

Should we rethink our legal definition of a human embryo?

By Emily Cooke published

Scientists can now create realistic human embryo models in the lab, leading some to suggest that we rethink how we legally define an embryo.

Fertility, Pregnancy & Birth
Nurse checks patient's pulse.

Some people whose brains flatline but survive can recall lucid 'experiences of death'

By Rachel Nuwer published

In some cardiac arrest patients, a flurry of brain activity during life-saving CPR may be a sign of a "near-death experience."

Death
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