Weight

When Is the Best Time to Exercise?

Morning exercise has very different effects on metabolism than the same workout later in the day, according to an ambitious new animal study of exercise timing. The study, which involved healthy lab mice jogging on tiny treadmills, mapped hundreds of disparities in the numbers and activities of molecules and genes throughout the rodents’ bodies, depending […]

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Why Do Women Gain Belly Fat in Midlife?

Q: I’m a woman in my late 40s and for the first time I’ve developed belly fat. Is there any way to target it through diet or exercise? If you’re a middle-aged woman and you’re noticing that your midsection is expanding, the first thing to know is that you’re not alone. “This is a physiological […]

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Diets Make You Feel Bad. Try Training Your Brain for Healthy Eating Instead.

If you’re still tempted to try that fad diet, consider this: Evidence suggests that restrictive dieting and rapid weight loss can lead to lasting changes that may slow your metabolism, alter hormones that regulate hunger and hamper efforts to maintain your weight. A weight-reduced body responds differently to food and exercise than a body that […]

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How Exercise Affects Metabolism and Weight Loss

Perplexed, Dr. Hall recently began to reconsider the “Biggest Loser” studies in light of an emerging concept about how human metabolism fundamentally works. This idea grew out of an influential 2012 study showing that highly active hunter gatherers in Tanzania burn about the same relative number of calories every day as the rest of us, […]

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The Coronavirus Attacks Fat Tissue, Scientists Find

From the start of the pandemic, the coronavirus seemed to target people carrying extra pounds. Patients who were overweight or obese were more likely to develop severe Covid-19 and more likely to die. Though these patients often have health conditions like diabetes that compound their risk, scientists have become increasingly convinced that their vulnerability has […]

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