Research roundup: The naked (mole rat) truth, and more

What good is a longer life if you have to spend half of it keeping up with the news? Ditch those endlessly scrolling feeds, and instead join us every other week for a concentrated dose of the most exciting developments in the field of geroscience. Here’s the recap: Naked mole rats really do age better,…

The Hallmarks of Aging: Loss of Proteostasis

Part of a series on the Hallmarks of Aging. Proteins don’t do everything in your body, but it’s fair to say they control everything. What they don’t do directly, they catalyze. Proteins handle everything from copying DNA, to stabilizing a neuron’s physical structure, to turning starch into sugar. If something goes wrong in the body,

Research roundup: Growth hormone receptor mutations in centenarians, and more

A study of centenarians finds a certain mutation of the growth hormone receptor gene is more common among men, but not women, compared to 70-year-old controls. But the modification doesn’t do what you might expect: though decreasing the amount of growth hormone absorbed, it also boosted protein expression when it was absorbed. This lead carriers to be…

What’s eating you?

Many people think of sleep almost as if it were a state of suspended animation, like turning off a computer so that it can cool down. But while your conscious mind and certain activities are dormant, much of your body is hard at work repairing damage, replenishing energy stores, and clearing away waste, in addition…

Research roundup: Ancient worms of the deep sea provide clues to the evolution of long lifespans, and more

Lessons from 300 year old tubeworms: Lessons The low 0.67% mortality rate … supports longevity theory, which states that in the absence of extrinsic mortality threats, natural selection will select for individuals that senesce slower and reproduce continually into their old age. The low 0.67% mortality rate … supports longevity theory, which states that in…

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