Why Hard Physical Work Is Not the Same as Exercise for Brain Health
A sweeping new meta-analysis covering more than 4.2 million people has uncovered a striking paradox: while leisure-time physical activity reduces dementia risk by roughly 24%,...
Concerns about weight gain may be driving contraception choices for women, a new study suggests. Women who are overweight or obese are less likely to use the birth control pill and other hormonal contraceptive methods.

Electronic cigarettes are as equally damaging to gums and teeth as conventional cigarettes.
Among the many human, environmental, and economic impacts of global climate change, heat stress itself is perhaps underestimated as a major challenge to health and sustainability.
The human mind: It’s the best drama machine around. It’s portable. It runs day and night. It requires only imagination to operate. It cranks out some of the best stories around. Just feed it a few tidbits of hearsay, half-truths, some emotional charge, some childhood memories (the more traumatic, the better), and voilà...
Rice is the staple food of billions of people throughout the developing world. But beyond easing hunger pains and providing carbohydrates for energy, it has little nutritional value.
An experimental drug appears to pack a one-two punch against some prostate cancers, significantly slowing the increase of cancer cells and making them more vulnerable to radiation.
Until now, there’s been no way to control all sorts of devices, wirelessly, via the internet because there’s been no two-way radio smart and small enough to make this possible. A new technology called HitchHike could change that.
Scientists looked at the brains of eight people older than 90 who had superior memories until their deaths. They were surprised to find widespread and dense Alzheimer’s plaques and tangles that...
Your birth year predicts—to a certain extent—how likely you are to get seriously ill or die in an outbreak of an animal-origin influenza virus, new research suggests.
Communities would be better off investing in electric vehicles that run on batteries instead of hydrogen fuel cells. The reason? Hydrogen offers few additional energy benefits besides clean transportation.
Brain scans of children and teenagers with post-traumatic stress disorder (PTSD) show structural differences between the sexes in one part of the insula
Farmers looking to reduce reliance on pesticides, herbicides, and other pest management tools may want to heed the advice of agricultural scientists: Let nature be nature—to a degree.
New statistical analysis identifies Christopher Marlowe as a likely coauthor of all three of William Shakespeare’s Henry VI plays.
Inflammation is one of the main reasons why people with diabetes experience heart attacks, strokes, kidney problems, and other, related complications. Now a surprise finding identifies a possible trigger of chronic inflammation.
Recent studies estimate up to 30 percent of seafood in restaurants and supermarkets is actually something other than what is listed on the menu or label.
A new study suggests that telephone-based intervention geared specifically to military members shows promise at helping those who are struggling with alcohol abuse.
A long time ago, a girl named Li-Li got married and went to live with her husband and mother-in-law. In a very short time, Li-Li found that she couldn't get along with her mother-in-law at all.
Children who use electronic devices at bedtime have more than double the risk of not getting enough sleep during the night compared to those who don’t use them.
Polysorbate, a safe additive found in everything from ice cream to cosmetics, seems to slow the toxic effects of E. coli poisoning.
Formulas are fine for solving math problems or for figuring out the stress factors in steel beams, but they don't help very much when it comes to healing and prayer. In most cases, you would do better to follow a creative amalgam of common sense, intuition, and balance.
What is the key to organization and productivity? I can tell you that there are no shopping lists involved. There’s not an inventory of tools or supplies to purchase. No containers. No apps.