Apr 3, 2014 — People who are exposed to light earlier in the day are slimmer, a study finds. That doesn't mean morning sunshine helps people lose weight. But it matches other evidence on light and health.
Mar 31, 2014 — People with diabetes who had gastric bypass surgery had much better control of blood sugar three years later. But most still hadn't met the goal of returning to normal sugar levels, a study finds.
Mar 28, 2014 — In the 1970s, the U.S. Dietary Goals advised Americans to cut back on fat and eat more carbs to lower the risk of heart disease. But some experts say this high-carb, low-fat diet helped fuel obesity.
Feb 10, 2014 — Residents of a Philadelphia neighborhood that lacked a grocer got a new market brimming with fresh fruit and veggies — but that didn't change what they ate, a survey shows. Additional interventions — such as cooking classes and nutrition education — may be needed.
Jan 20, 2014 — Going to the gym can be intimidating, especially for people who are obese and worry that people will judge them by their appearance. But more companies are catering to plus-sized exercisers with fitness centers that are just for them.
Jan 15, 2014 — Researchers ranked countries in terms of how easy it is to get a balanced, nutritious diet. The U.S. didn't even make the top 20, even though it has the greatest abundance of cheap food in the world. Western Europe nearly swept the top 10. Guess which country was No. 1?
Jan 9, 2014 — In the past few years, major food manufacturers have introduced more healthful versions of their products, such as low-fat ice cream and "light" soups. These efforts have slashed 6.4 trillion calories from packaged foods sold in 2012, a study finds. But does that calorie drop help shrink Americans' growing waistlines?
Dec 3, 2013 — The proposition that some extra weight may not be a health worry has sparked a heated medical debate. Some studies have found that a little extra fat might have benefits. A new analysis suggests that for almost all people excess weight increases the risk of death and disease.
Nov 20, 2013 — Around the world, children are slowing down. Researchers have found that kids don't run as fast as they did in the 1970s. The finding suggests a potential uptick in future heart problems because running speed is a proxy for aerobic fitness and a measure of overall cardiovascular health.
Nov 4, 2013 — Three years after bariatic surgery, most people experienced health improvements. Yet some people benefited much more than others. Figuring out those differences would help doctors and patients understand who should have surgery and who should avoid it.