1+ week, 2+ day ago  (763+ words) For many people, the thought of long exercise sessions and strict routines seems overwhelming, which is often enough to avoid the gym altogether. But a new study shows that even short bursts of physical activity each day can go a…...

3+ week, 3+ day ago  (793+ words) Small changes inside the body can have big effects over time. Scientists now believe the Y chromosome, found in males, plays a bigger role in health and aging than once thought. Earlier, it seemed less important because it has fewer…...

4+ week, 14+ hour ago  (734+ words) Menopause is often seen as a normal part of aging, yet its timing can influence long term health in serious ways. A study from Northwestern Medicine now shows that early menopause can increase the risk of heart disease. This finding…...

1+ mon, 23+ hour ago  (831+ words) New analysis of long-running family records has pushed the estimated genetic share of human lifespan to about 55 percent, more than double the influence long cited in biology and public health. By separating the random ways in which people die from…...

1+ mon, 2+ day ago  (782+ words) Across 117 different species of mammals, animals that were prevented from having offspring showed increased life expectancy, surviving about 10 percent longer than those that reproduced. The findings suggest that the physical demands of reproduction, including pregnancy and hormone activity, may shorten…...

1+ mon, 2+ day ago  (1091+ words) If you watched a bunch of animals living in identical conditions, you'd expect them to age in roughly similar ways." But in a new study from Stanford, short-lived fish with similar genetics still aged very differently " and the weird part…...

1+ mon, 1+ week ago  (827+ words) A randomized trial, focused on twins over the age of 50, reports that a daily mix of protein and prebiotics improved performance on a sensitive memory test after 12 weeks. Scientists have been mapping how the gut microbiome communicates with the brain…...

1+ mon, 1+ week ago  (1031+ words) Most Americans assume aging is basically a slow slide: your body stiffens, your mind dulls, and the best you can do is "manage the decline." Many doctors assume the same thing. But a new Yale University study argues that this…...

1+ mon, 1+ week ago  (1100+ words) For decades, scientists have debated whether long life is mostly a matter of healthy habits or inherited biology. A new analysis suggests the balance may tilt more strongly toward genes than previously thought. By reexamining decades of twin records, researchers…...

1+ mon, 2+ week ago  (819+ words) Many people accept aging as something that simply happens. Cancer, heart disease, and dementia become more common over time. For years, scientists tried to fight each disease separately. Now, many researchers are asking a bigger question. What if science could…...