aging

(Newser) - A Harvard scientist armed with great salesmanship and optimism has isolated a red wine ingredient he says will make humans live longer and healthier. Resveratrol may be the chemical at rainbow’s end in the quest to activate the SIRT1 gene, Technology Review reports; David Sinclair has shushed some doubters...

(Newser) - A recent study involving more than 700 sunscreens found that 84% are not cutting it. Many  fail to provide adequate protection from harmful rays, or break down too quickly in the sun, msnbc.com reports. What's more, consumers often rely on SPF numbers to choose a product. But SPF measures...