Cardiovascular Disease

Vitamin D: More may not be better

In recent years, healthy people have been bombarded by stories in the media and on health websites warning about the dangers of too-low vitamin D levels, and urging high doses of supplements to protect against everything ...

May 01, 2013
popularity 3 / 5 (4) | comments 3

Brain region may hold key to aging

While the search continues for the Fountain of Youth, researchers may have found the body's "fountain of aging": the brain region known as the hypothalamus. For the first time, scientists at Albert Einstein ...

May 01, 2013
popularity 4.8 / 5 (21) | comments 8 | with audio podcast

Latest Spotlight News

Distracted walking: Injuries soar for pedestrians on phones

More than 1,500 pedestrians were estimated to be treated in emergency rooms in 2010 for injuries related to using a cell phone while walking, according to a new nationwide study.

Wireless subretinal prostheses allows blind mice to see light

(Medical Xpress)—A team of researchers from the U.S. and Scotland has developed a new type of retinal prostheses designed to restore sight to blind patients. In their paper published in the journal Nature Co ...

Laughing gas does not increase heart attacks

(Medical Xpress)—Nitrous oxide—best known as laughing gas—is one of the world's oldest and most widely used anesthetics. Despite its popularity, however, experts have questioned its impact on the risk ...

Model recreates wear and tear of osteoarthritis

(Medical Xpress)—There's a reason osteoarthritis is often called wear-and-tear arthritis: Repeated stress on joints over time results in degeneration of the soft cartilage that normally distributes loads ...

Review of research calls into question sex differences in face-to-face mate preferences

Women say they place a priority on a potential partner's earning prospects, and men claim to value a potential partner's physical attractiveness; these sex differences have been widely studied by psychologists for decades.

Study of vocal impersonations reveals how we manipulate our voices

A study of vocal impersonations has shown for the first time how speech production and voice perception systems in the brain interact to influence the way our voices sound. The research, supported by the ...

Researchers pinpoint how smoking causes osteoporosis

(Medical Xpress)—Human bone breaks down and regenerates naturally all the time, in a perfectly balanced dance that maintains skeletal integrity.

New paper offers insights into how cancer cells avoid cell death

(Medical Xpress)—A new study by a team of researchers from the University of Notre Dame provides an important new insight into how cancer cells are able to avoid the cell death process. The findings may ...

Study shows cultural images may hinder proficiency in second language skills

(Medical Xpress)—A team of combined researchers from Columbia Business School and Singapore Management University has found that people who have learned a second language become less proficient at speaking ...

Key protein is linked to circadian clocks, helps regulate metabolism

Inside each of us is our own internal timing device. It drives everything from sleep cycles to metabolism, but the inner-workings of this so-called "circadian clock" are complex, and the molecular processes behind it have ...