Health

Fat tissue, as seen here under a scanning electron micrograph, maintains a "memory" of obesity, new research suggests.

Fat Cells Retain a 'Memory' of Obesity, Making It Hard to Lose Weight and Keep It Off, Study Suggests

Obesity leads to DNA alterations that affect gene activity and linger after weight loss, a finding that researchers say could help reduce stigma around the disease

An example of the American Pedometer with the decimal face and original packaging

From Jealous Spouses to Paranoid Bosses, Pedometers Quantified Suspicion in the 19th Century

The devices were used to track movement and measure productivity—an insightful foreshadowing of our current preoccupation with personal data

The 3D bioprinter at the Collins BioMicrosystems Laboratory at the University of Melbourne.

New 3D Bioprinter Could Build Replicas of Human Organs, Offering a Boost for Drug Discovery

The invention uses light, sound and bubbles to quickly create copies of soft tissue that might one day support testing individualized therapies for cancer and other diseases

Australian Reptile Park spider expert Rob Porter milks a male Sydney funnel-web spider to create antivenom in 2001.

Australian Zoo Asks Residents to Capture the World’s Most Venomous Spider: the Deadly Sydney Funnel-Web

The Australian Reptile Park’s annual callout is crucial to creating life-saving antivenom

A dried sample of the original Penicillium mold that Fleming discovered in 1928.

The ‘Penicillin Girls’ Made One of the World’s Most Life-Saving Discoveries Possible

The true, forgotten and sometimes-stinky history of the cohort who took Alexander Fleming's innovation and forever changed the face of modern medicine

One of the images that triggered rumors about astronaut Suni Williams' health. Here, she displays radiation measurement hardware.

NASA Addresses Rumors About Health of Starliner Astronaut on the International Space Station—Again

The space agency’s chief health and medical officer refutes claims that Suni Williams, who is on the unexpectedly extended Boeing Starliner mission, appears unhealthily thin

Just like today's fitness influencers, the celebrities of pedestrianism used their platforms to monetize, popularize and diversify walking. Edward Payson Weston attempted to walk 500 miles in six days.

One of America's First Spectator Sports Was Professional Walking

Before fitness influencers made getting your steps in a trend, pedestrianism had the nation on their feet

Sugar exposure during the first 1,000 days after conception is linked with type 2 diabetes and hypertension later in life, according to a new study.

How Sugar Rationing During World War II Fended Off Diabetes and High Blood Pressure Later in Life

Babies who were conceived and born during the period of rationing in the United Kingdom were less likely to develop certain diseases as adults, a new study finds

Moira was released into the Pacific Ocean off the coast of San Diego last month. Activities conducted under the Stranding Agreement between NMFS and SeaWorld California under the Authority of the MMPA.

After Months of Rehab, Moira the Cold-Stunned Sea Turtle Has Been Returned to the Wild

When fishermen found the endangered loggerhead sea turtle off Vancouver Island in February, she was listlessly floating in a bed of kelp

Elizabeth Francis received a plaque for being the oldest living Texan at her 114th birthday celebration last year.

America's Oldest Living Person, Elizabeth Francis, Dies at 115. She Was a Supercentenarian and 'Houstonian Icon'

Since her birth in 1909, Francis lived through two world wars, segregation, the fall of the Soviet Union, multiple pandemics and the invention of the cellphone

Overall, the findings of a new survey suggest Americans are more scared in general than they have been in recent history.

These Are Americans' Biggest Fears in 2024, as the Country Is 'Becoming More Afraid'

Government corruption, loved ones becoming ill or dying, cyberterrorism and nuclear weapons topped the list of Chapman University's annual survey

The lack of a sense of smell, called anosmia, can be congenital or acquired at some point in a person's lifetime.

People Born Without a Sense of Smell Have Different Breathing Patterns, Study Finds

Study participants with lifelong anosmia sniffed less than those with a normal sense of smell. Future research could shed light on whether this has negative implications for their health

Polar bears are spending more time on land as sea ice shrinks.

Polar Bears Are Exposed to More Parasites, Viruses and Bacteria as the Arctic Heats Up

Pathogens are more common in polar bears living in the Chukchi Sea now than they were three decades ago, a new study suggests—but it's not yet clear what that means for the mammals' health

Scurvy, or vitamin C deficiency, is easy to treat with supplements and dietary changes.

Is Scurvy Making a Comeback? Two Recent Cases Highlight How the Illness Can Appear in the Modern World

Scurvy diagnoses in Australia and Canada suggest doctors should consider testing for vitamin C deficiency in patients experiencing poverty, food insecurity and social isolation

Clark Stanley’s snake oil was a marketing gimmick from the very start. 

How Snake Oil Became a Symbol of Fraud and Deception

The terms “snake oil” and “snake-oil salesperson” are part of the vernacular thanks to Clark Stanley, a quack doctor who marketed a product for joint pain in the late 19th century

Researchers collect exhaled breath from a wild bottlenose dolphin during a health assessment conducted by the National Marine Mammal Foundation and its partners in Louisiana's Barataria Bay.

Scientists Have Found Microplastics in Dolphin Breath for the First Time

Each of the 11 dolphins sampled exhaled at least one suspected particle of microplastic, which researchers say “highlights how extensive environmental microplastic pollution is”

A group of old men playing cards in a bar in Acciaroli, southern Italy, in 2016. The town has a disproportionately high number of centenarians.

Human Lifespan Might Be About to Hit a Ceiling, Experts Say

In the ’90s, many scientists disputed an epidemiologist’s warning that the fast-paced life extension of the 20th century would plateau. Now, a new study suggests he was right

An illustration of a pluripotent stem cell, which can be coaxed to develop into various kinds of tissue

World-First Stem Cell Treatment Reverses Diabetes for a Patient in China, Study Suggests

Scientists converted the patient’s own cells into blood sugar-regulating cell clusters before injecting them back into her abdomen—and one year later, she still doesn't need insulin injections

A pregnant mother’s mental wellness can impact her child’s future physical, mental and behavioral health

Can a Mother’s Mental Health Impact a Baby in the Womb?

Growing research indicates a pregnant woman’s stress level and overall mental well-being can affect fetal and child development, yet access to prenatal mental health care remains inadequate

Annual mammograms are recommended for women in their 40s and above, but new research suggests younger adults are increasingly at risk for breast cancer.

Breast Cancer Cases Are Rising Among Younger Women, Report Finds

Though breast cancer mortality is declining overall, Asian American women and women under 50 have experienced an uptick in diagnoses of the disease

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