Can nutrients in our foods mimic calorie restriction and increase our healthspan?

By Justin Roberts, Professor of Nutritional Physiology, Anglia Ruskin University

Scroll through social media and you will soon encounter advice about living longer, from fasting plans and supplements to elaborate daily routines. Yet reaching an advanced age tells us little about how healthy or independent those later years will be.

Researchers often use the term healthspan for the years spent in good health, free from disability or chronic disease. In 2021, global life expectancy was 71.4 years, while healthy life expectancy was 61.9 years, according to the World…

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