Friday, August 17, 2018

Cells agree: What doesn't kill you makes you stronger

Brief exposures to stressors can be beneficial by prompting cells to trigger sustained production of antioxidants, molecules that help get rid of toxic cellular buildup related to normal metabolism -- findings with potential relevance for age-related diseases like cancer, Alzheimer's and heart disease.

from Top Health News -- ScienceDaily https://ift.tt/2nMHpdb

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This shark can live 400 years. Its eyes barely seem to age

Greenland sharks may live for 400 years without suffering the kind of retinal decline normally associated with aging. Researchers found heal...