Hatty Willmoth at BBC Science Focus:
If you want to lose weight, exercise doesn’t really matter.
That doesn’t sound right, does it? After all, for decades we’ve been told that the way to burn off excess calories is simple: move more. Have a slice of cake? No problem, just make up for it at the gym.
But a major new study challenges that long-standing belief. Collating data on more than 4,200 people across 34 different countries, researchers found that people who exercise more don’t burn more calories than those who sit around all day.
In fact, the research found that, matched pound-for-pound, a hunter-gatherer from Tanzania’s Hadza community burns about the same number of calories each day as a typical US office worker – even though the Hadza are more active in a single day than most Americans are in an entire week.
More here.
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