People of normal weight may be able to extend their life span by restricting calories, according to a new study.
People of normal weight may be able to extend their life span by restricting calories, according to a new study that attempted to measure the pace of aging in people asked to cut their calorie intake by 25% over two years. “We’ve known for nearly 100 years that calorie restriction can extend healthy life span in a variety of laboratory animals,” said senior author Daniel Belsky, an associate professor of epidemiology at Columbia University Mailman School of Public Health.
For example, Yale University researchers found restricting calories increased the health of the thymus, an organ that produces immune system T cells — one of the body’s key warriors against invaders. A difference in findings The new study, published Thursday in the journal Nature Aging, culled DNA sequences from white blood cells taken at 12-month intervals from participants in CALERIE.
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