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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close up of a man's eye as he's squeezing a generic eye drop dropper near his face, pushing out a drop of clear liquid

Don't use 'amniotic fluid' eye drops, FDA warns

By Nicoletta Lanese published

"Amniotic fluid" eye drops aren't approved and could be harmful, the Food and Drug Administration warned.

middle age white man lies in bed with a bedside lamp turned on on the table beside him. He's looking at an alarm clock that reads 3:08.

Irregular sleep may increase your risk of dying from cancer and heart disease

By Carissa Wong published

Waking and sleeping at inconsistent times may increase the risk of dying from cancer or heart disease death in middle-age and older adults.

Apple Watch SE

Get the Apple Watch SE for under $150, down to its lowest ever price

By Lloyd Coombes published

Get the latest in fitness tech for less with this huge Apple Watch SE deal over at Walmart.

close up of purple gummy supplements being spilled out from a clear jar onto on a white table

Most melatonin gummies have higher doses than what's on the label

By Rachael Rettner published

A new analysis reveals that most melatonin gummies sold in the U.S. contain more of the hormone than noted on their labels.

A woman looks into a microscope.

Rosalind Franklin knew DNA was a helix before Watson and Crick, unpublished material reveals

By Jennifer Nalewicki published

A new paper based on long-lost documents confirms that DNA discoverer Rosalind Franklin should be credited for discovering the double helix.

illustration of single-cell parasites floating through the bloodstream alongside blood cells

'Mind-control' parasite Toxoplasma hides from the immune system with 2 key genes

By Kamal Nahas published

A single-cell parasite relies on two genes that boost each other's activity to switch into "defense mode" when attacked by the immune system.

woman with dark brown skin sits in a doctor's office and receives chemotherapy. She is wearing a white head scarf, white undershirt and jean button up, as well as a blue surgical mask

Does it matter what time of day you get cancer treatment?

By Nicoletta Lanese published

The emerging field of "cancer chronotherapy" hints that it may be best to receive cancer treatment at a particular time of day.

a medical provider's hand can be seen in silouette pointing to a mammogram displayed on a light board

Black patients may need breast cancer screenings earlier than what many guidelines recommend

By Nicoletta Lanese published

A study suggests that Black patients might benefit from breast cancer screenings starting at age 42, rather than age 50.

Doctor holding magnifying glass up to an anatomical model of the pancreas to show pancreatitis.

Pancreatitis: Causes, symptoms and treatments

By Dr. David Warmflash published

Pancreatitis, or inflammation of the pancreas, can occur in a chronic or acute form.

surgeon wearing blue scrubs speaks to a black male patient resting in a hospital bed. both are smiling

'Biological aging' speeds up in times of great stress, but it can be reversed during recovery

By Sascha Pare published

Stressful medical experiences, such as undergoing major surgery or giving birth, can accelerate age-related changes in cells that then disappear during recovery.

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