Aging

Passing on our genes to the next generation is the key process in evolution that happens through natural selection. So why do women suddenly stop having periods when they have at least a third of…

Researchers have shown that an enzyme key to regulating gene expression -- and also an oncogene when mutated -- is critical for the expression of numerous inflammatory compounds that have been…

Kidney stones are increasing in the U.S., a striking change from the historic pattern in which middle-aged white men were at highest risk for the painful condition. Researchers, clinicians and public…

Life expectancy at birth is about six years shorter for White males than White females. This gap is about eight years for Blacks. Given the close correlation between declining health and early death…

You may not think of men over 60 when you think of sex, but it happens. A lot. And when it can't happen the usual way, they are willing to pay for it - and they pay more and use less protection if…

A paper in the International Journal of Epidemiology seeks to dismiss the concept of 'fat but fit' and instead suggest that the protective effects of high fitness against early death are reduced in…

It's not enough to stay fit as you age if you want to avoid falls, according to an analysis of how many hours older people exercised and how well they performed on four balance tests. Every year…

A commonly used skin care ingredient is one of several newly identified compounds that can mimic the life-extending effect of a starvation diet, finds a new lab study. Calorie restriction, a dramatic…

The flu virus infects up to one-fifth of the U.S. population each year and kills thousands of people, many of them elderly. A new study explains why the flu vaccine is less effective at protecting…

Many strokes that required immediate treatment in emergency rooms may have been preventable, but stroke prevention has not advanced the way therapy for acute stroke has. Stroke prevention has fallen…