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Cellular senescence is a phenomenon characterized by the cessation of cell division. [ 1 ][ 2 ][ 3 ] In their experiments during the early 1960s, Leonard Hayflick and Paul Moorhead found that normal human fetal fibroblasts in culture reach a maximum of approximately 50 cell population doublings before becoming senescent. [ 4 ][ 5 ][ 6 ] This ...
A senolytic (from the words senescence and -lytic, "destroying") is among a class of small molecules under basic research to determine if they can selectively induce death of senescent cells and improve health in humans. [100] A goal of this research is to discover or develop agents to delay, prevent, alleviate, or reverse age-related diseases.
Genetics of aging. Many life span influencing genes affect the rate of DNA damage or DNA repair. Genetics of aging is generally concerned with life extension associated with genetic alterations, rather than with accelerated aging diseases leading to reduction in lifespan. The first mutation found to increase longevity in an animal was the age-1 ...
A new review of the existing evidence shows how dietary interventions like keto, the Mediterranean diet, or intermittent fasting can help promote healthy aging and keep disease at bay.
Here’s what 5 geneticists and aging researchers say. At the turn of the 20th Century, one could expect to live until 47 in the U.S. Now, medical advancements, like vaccines and antibiotics, and ...
Here’s how. A group of women lowered their biological age by an average of 5 years in just 8 weeks. Here’s how. Lifestyle changes to diet, sleep, and exercise —paired with interventions like ...
Fasting is abstention from eating, and sometimes drinking. However, from a purely physiological context, "fasting" may refer to the metabolic status of a person who has not eaten overnight (before "breakfast"), or to the metabolic state achieved after complete digestion and absorption of a meal. [1] Metabolic changes in the fasting state begin ...
Intermittent fasting. Recent studies have looked at intermittent fasting to help with non-alcoholic fatty liver disorder. The first study was a meta analysis of 1,304 studies on diet and this ...
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