Everyone is familiar with the so-called “annual” plants which live only a few months, from the time when they sprout, until, after the production of seed, death comes to them naturally. … Natural death can be postponed if the plant be prevented from seeding. —Elie Metchnikoff, The Prolongation of Life (1908) Do DNA genetic clocks […]
Pathway for synthesis and metabolism of serotonin. In similar studies in rats, life extension was produced by giving oxytocin alone. Low acetylcholine levels contribute to the forgetfulness and lack of ability to concentrate which often occurs in old age. The cholinergic nervous system also controls the sensory input; too little acetylcholine and you are easily […]
Read more The Decline of Your Brain’s Chemical Messengers IV