NAD+ (pronounced “N-A-D Plus”) is one of the most fundamental, crucial molecules in metabolism throughout all life on Earth. Life without NAD+ is hard to imagine: it holds irreplaceable roles in nearly every cellular process, from handling oxidative stress, DNA repair, and protein folding through to the generation of cellular energy (ATP). How does one […]
Tag Archives: aging
What’s my (brain) age again?
posted by Seraphina Solders
What does it mean to age? Is it a purely time-based process, with each passing moment bringing our bodies along an invariant trajectory of decline? Or is it a function of our behavior, dependent on our daily activities and the damage inflicted upon ourselves over time? Clearly, there is a bit of truth in each […]
The plastic brain
posted by stephnelli
[En español] We are born with roughly 100 billion neurons, more neurons than we’ll ever have again. It’s still a ton of neurons; they could wrap around the earth 3-4 times. Plus, each of these 100 billion neurons has a couple hundred to thousand connections with other neurons. But as we age, our brains also change. Regions of the brain key for memory […]
Aging: Telomeres and Meatballs
posted by Catie Profaci
What causes the slowly encroaching physical signs that we are past our prime? Scientists often gain understanding about a particular physiological process by studying cases in which that process goes awry. Can the aging process go haywire?
Young Blood
posted by Ashley Juavinett
The modus operandi of a vampire is pretty straightforward: drink blood, live forever. Vampires consume more blood and live longer than everyone else, so surely, these two things are related. But how exactly does blood allow vampires to live forever? In an effort to find the root cause of immortality in vampirism (okay, kidding, they’re […]
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