It is a question that plagues all who struggle with weight: Why do some of us manage to keep off lost pounds, while others regain them?
Now, a study of 14 participants from the “Biggest Loser” television show provides an answer: physical activity — and much more of it than public health guidelines suggest.
On average, those who managed to maintain a significant weight loss had 80 minutes a day of moderate activity, like walking, or 35 minutes a day of vigorous exercise, like running.
[For more on this story by GINA KOLATA, go to https://www.nytimes.com/2017/1...ers-weight-loss.html]
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