lifespan

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Strict diet suspends development, doubles lifespan of worms

The centuries-long search for the fountain of youth has yielded only a few promising leads, one of which entails an extreme, emaciating diet. A new study of the tiny nematode worm C. elegans begins to explain this marvel of calorie restriction and hints at an easier way to achieve longevity. Researchers at Duke University found […]

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Blocking pain receptors extends lifespan, boosts metabolism in mice

Blocking a pain receptor in mice not only extends their lifespan, it also gives them a more youthful metabolism, including an improved insulin response that allows them to deal better with high blood sugar. “We think that blocking this pain receptor and pathway could be very, very useful not only for relieving pain, but for […]

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Eat more, die young: Why eating a diet very low in nutrients can extend lifespan

A new evolutionary theory in BioEssays claims that consuming a diet very low in nutrients can extend lifespan in laboratory animals, a finding which could hold clues to promoting healthier ageing in humans. Scientists have known for decades that severely restricted food intake reduces the incidence of diseases of old age, such as cancer, and […]

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