The Paradox of Stress

Exercise is one of the only things so far that's been repeatedly studied and seems to blow down the accumulation of synapse and cell, but it's very tissue specific. They tend to accumulate in three tissues disproportionately: fibroblast, immune system and then endothelial cells. But any tissue, even it used to be thought that senescent cells only were in dividing cells or only dividing cells could become senescent.