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Late-Night Eating Linked to Higher Risk of Fatty Liver Disease and Cirrhosis in a Study of 199,000 Adults

People who regularly ate after dinner or after bedtime had a higher risk of fatty liver disease and cirrhosis in three large U.S. cohorts. Here’s what the study can and can’t tell you, and some low-risk habits to try.

Hard Intervals Helped Adults in Their 70s Lose Fat Without Losing Lean Mass, a 6-Month Study Finds

In a trial of 123 healthy older adults, high-intensity interval training trimmed fat while preserving lean mass. Other research is more mixed, and the differences were small.

Loneliness and Isolation May Cost Years of Healthy Life, a Study of 277,000 Adults Finds

People who were both lonely and socially isolated could expect up to 5.8 fewer years free of mental disorders. Healthy habits helped with one of the two, but not the other.

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Nicotine Vapes Helped More Smokers Quit Than Patches or Gum, a Review of 80 Trials Finds

An updated Cochrane review of nearly 30,000 smokers found regulated nicotine e-cigarettes beat nicotine patches and gum for quitting. Here’s what that does and doesn’t mean.

Coffee Drinkers Have a Different Gut Mix, a Small Study Finds. Decaf May Have Perks of Its Own

A small Irish study found regular coffee drinkers had distinct gut bacteria and metabolites, and that decaf and regular coffee may affect mood and memory differently.

Halloween Candy Without the Sugar Hangover: A Realistic Game Plan

Halloween falls on a Saturday this year, which means a weekend of treats. Here’s what current US guidance says about added sugar, plus simple, food-safe ways to enjoy the night without a weeklong candy binge.

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Coffee Calories Are Up Nearly 40% in 15 Years, and Creamer Is the Biggest Reason

A Tufts analysis of 30,000 U.S. adults found coffee calories rose from about 43 to 60 a day, with non-dairy creamer now the largest source of added calories. Here is what that does and does not tell us.

Halloween Night Is Riskier for Young Pedestrians. Here’s What the Research Says, and How to Stay Safe

A study of 42 years of U.S. crash data found pedestrian deaths rise on Halloween evening, especially among kids ages 4 to 8. Here is what that means and how families and drivers can lower the risk.

Lab Study Finds Many Low-Calorie Sweeteners Alter Gut Bacteria. Here’s the Fine Print

A Cambridge lab study tested 39 sweeteners on 25 gut bacteria species and found most affected at least one. It was done in dishes, not people, so here is what it can and can’t tell you.

Just 10 Minutes of Daily Exercise Was Linked to Deeper Sleep in a Study of Young Adults

A Fitbit-based study of University of Texas students linked as little as 10 minutes of daily activity to more deep sleep. Here’s the fine print.

Late-Night Eating Linked to Higher Risk of Fatty Liver Disease and Cirrhosis in a Study of 199,000 Adults

People who regularly ate after dinner or after bedtime had a higher risk of fatty liver disease and cirrhosis in three large U.S. cohorts. Here’s what the study can and can’t tell you, and some low-risk habits to try.

Flu Shot Season: What to Know Before the End of October

The CDC recommends getting a flu vaccine by the end of October. Here’s who should get one, what’s new for 2026–27 and answers to common questions.

Hard Intervals Helped Adults in Their 70s Lose Fat Without Losing Lean Mass, a 6-Month Study Finds

In a trial of 123 healthy older adults, high-intensity interval training trimmed fat while preserving lean mass. Other research is more mixed, and the differences were small.

Olive Oil Before Carbs Blunted Blood Sugar Spikes in Mice. Here’s What That Means for Your Plate

A Kyoto University study found fat eaten first slowed the stomach and tamped down early blood sugar rises in mice. Human evidence on meal order is still limited.

Loneliness and Isolation May Cost Years of Healthy Life, a Study of 277,000 Adults Finds

People who were both lonely and socially isolated could expect up to 5.8 fewer years free of mental disorders. Healthy habits helped with one of the two, but not the other.

Nicotine Vapes Helped More Smokers Quit Than Patches or Gum, a Review of 80 Trials Finds

An updated Cochrane review of nearly 30,000 smokers found regulated nicotine e-cigarettes beat nicotine patches and gum for quitting. Here’s what that does and doesn’t mean.

Coffee Drinkers Have a Different Gut Mix, a Small Study Finds. Decaf May Have Perks of Its Own

A small Irish study found regular coffee drinkers had distinct gut bacteria and metabolites, and that decaf and regular coffee may affect mood and memory differently.

Halloween Candy Without the Sugar Hangover: A Realistic Game Plan

Halloween falls on a Saturday this year, which means a weekend of treats. Here’s what current US guidance says about added sugar, plus simple, food-safe ways to enjoy the night without a weeklong candy binge.