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New study validates longevity pathway: Findings identify universal mechanism for activating anti-aging pathway

A new study demonstrates what researchers consider conclusive evidence that the red wine compound resveratrol directly activates a protein that promotes health and longevity in animal models. What's more, the researchers ...

Medical research created Mar 07, 2013 | popularity 4.8 / 5 (20) | comments 6 | with audio podcast

Of enzymes and aging: Tryptophan metabolism plays key role in aging and age-related neurological diseases

(Medical Xpress)—In the battle against aging and age-related neurological diseases such as Parkinson's and Alzheimer's, a key factor has long appeared to be the toxicity of proteins which tend to aggregate. ...

Medical research created Oct 05, 2012 | popularity 4.7 / 5 (14) | comments 3 | with audio podcast feature

Separate lives: Neuronal and organismal lifespans decoupled

(Medical Xpress)—Replicative aging (also known as replicative senescence) causes mammalian cells to undergo a process of growth arrest dependent on telomeres (the shortening of repeated sequences at the ends o ...

Neuroscience created Mar 27, 2013 | popularity 4.9 / 5 (8) | comments 0 | with audio podcast feature

Cutting calories might help you live longer, but not without increased physical activity

Dietary restriction can slow age-related diseases and extend the lifespan of all species tested to date. Understanding this phenomenon might help people live longer, preferably without having to drastically limit calories. ...

Medical research created Jul 03, 2012 | popularity 4.6 / 5 (8) | comments 1 | with audio podcast

Is the 'longevity gene' nearing the end of its life?

Sirtuins, proteins believed to significantly increase lifespan in a number of organisms – and the claimed target of some anti-ageing creams – do not, in fact, affect animal longevity, according to new research funded ...

Medical research created Sep 21, 2011 | popularity 5 / 5 (7) | comments 2 | with audio podcast

Slowing the aging process—only with antibiotics

Swiss scientists reveal the mechanism responsible for aging hidden deep within mitochondria—and dramatically slow it down in worms by administering antibiotics to the young.

Medical research created 14 hours ago | popularity 4.9 / 5 (7) | comments 0 | with audio podcast

Low-calorie diet may not prolong life: study (Update)

Scientists have found that calorie restriction—a diet comprised of approximately 30 percent fewer calories but with the same nutrients of a standard diet—does not extend years of life or reduce age-related deaths in a ...

Medical research created Aug 29, 2012 | popularity 4.1 / 5 (8) | comments 8 | with audio podcast

New study explains duality of longevity drug rapamycin

A Penn- and MIT-led team explained how rapamycin, a drug that extends mouse lifespan, also causes insulin resistance. The researchers showed in an animal model that they could, in principle, separate the effects, which depend ...

Medical research created Mar 29, 2012 | popularity 4.6 / 5 (7) | comments 1 | with audio podcast

Researchers find new drug target for lung cancer

Drugs targeting an enzyme involved in inflammation might offer a new avenue for treating certain lung cancers, according to a new study by scientists at the Salk Institute for Biological Studies.

Cancer created Feb 16, 2012 | popularity 5 / 5 (6) | comments 0 | with audio podcast

No genetic clock for neuron longevity

(Medical Xpress)—People are living longer than ever before, thanks to medical and technological advances. Unfortunately, aging can be associated with a decrease in brain function. This is because, unlike ...

Neuroscience created Feb 27, 2013 | popularity 5 / 5 (5) | comments 0 | with audio podcast report

Study shows stagnating life expectancies in US

Despite modest gains in lifespan over the past century, the United States still trails many of the world's countries when it comes to life expectancy, and its poorest citizens live approximately five years ...

Health created Jun 21, 2012 | popularity 5 / 5 (4) | comments 1 | with audio podcast

Endocannabinoid signaling in dietary restriction and lifespan extension

There is no longer any doubt that dietary restriction (DR) extends lifespan. Many studies have shown that limiting nutrient intake extends lifespan in yeast, worms, flies and as well as postponing age-related diseases in ...

Medical research created May 11, 2011 | popularity 4.8 / 5 (4) | comments 3 | with audio podcast

Women smokers who quit before 40 gain nine years in lifespan

Women can add nine years to their lives by quitting smoking before the age of 40 but still face a 20-percent higher death rate than those who never smoked, a study said Saturday.

Addiction created Oct 27, 2012 | popularity 3.6 / 5 (5) | comments 3

Most US presidents live beyond average life expectancy

Contrary to claims that U.S. presidents age at twice the normal rate, a new study finds that most U.S. presidents live longer than expected for men of their same age and era.

Health created Dec 06, 2011 | popularity 4 / 5 (4) | comments 6 | with audio podcast

Protein family key to aging, cancer

The list of aging-associated proteins known to be involved in cancer is growing longer, according to research by investigators at Vanderbilt-Ingram Cancer Center and the National Institutes of Health (NIH).

Cancer created Oct 17, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast