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A person’s lifespan appears to be linked to four specific social factors – marriage, gender, education and race. The interplay between those four factors helps explain differences in lifespan between Americans, researchers report. “There is a complex interaction between social and individual determinants of health, with no one determinant explaining the full observed variation in…  read on >  read on >

Women who develop subclinical thyroid issues during pregnancy, meaning symptoms haven’t surfaced, could face real thyroid trouble within five years, a new study finds. Pregnant women who were diagnosed with subclinical hypothyroidism, pointing to an under-active gland, before 21 weeks of gestation had four times the odds of developing symptomatic hypothyroidism later, a team at…  read on >  read on >

A newly developed biomaterial might be able to treat crippling arthritis by prompting the growth of new cartilage, a new animal study suggests. The bioactive material looks like rubbery goo, but it’s actually a complex biological stew designed to mimic natural cartilage in the body, researchers said. The biomaterial successfully regenerated high-quality cartilage in the…  read on >  read on >

Almost 2.4 million Americans are thought to suffer from the pain and disability of inflammatory bowel disorder (IBD), a type of autoimmune illness that includes ulcerative colitis and Crohn’s disease. You can avoid adding to that number by following a few simple steps to a healthy gut, said Dr. Victor Chedid, a gastroenterologist and IBD…  read on >  read on >

Folks who rub their forehead and complain that a complex problem is making their brain hurt aren’t overstating things, a new review suggests. Mental exertion appears to be associated with unpleasant feelings in many situations, researchers reported Aug. 5 in the journal Psychological Bulletin. In fact, the greater a person’s mental effort, the more they…  read on >  read on >

Depression can lower a woman’s chances of surviving breast cancer, a new study reports. Women with breast cancer and depression are more than three times as likely to die as women without either condition, researchers found. By comparison, breast cancer patients who aren’t also suffering from depression are only 45% more likely to die than…  read on >  read on >