Reversing immunosenescence — lymphocytes return to youthful levels after fasting (adaptive immunity)
Immunosenescence is a deterioration of the immune system that occurs with age. When older mice are subjected to fasting, cells of the immune system such as lymphocytes return to quantities more typical in youth. This animal research may have implications for human aging. In this clip, Dr. Valter Longo describes how fasting promotes the immune system to return to a more youthful profile.
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