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(HealthDay News) – Damar Hamlin has returned to practice with the Buffalo Bills after recovering from his sudden cardiac arrest during a game against the Cincinnati Bengals in January. Hamlin, 25, said commotio cordis was the cause of his cardiac arrest. “I died on national TV in front of the whole world,” Hamlin told reporters…  read on >  read on >

Nearly one-third of Americans live in counties with unhealthy air, according to a new report from the American Lung Association. One in three, or 120 million, people lives with unhealthy levels of ozone or particle pollution, the “State of the Air” report says. While air quality has improved overall, there are major differences between Eastern…  read on >  read on >

When you mention arthritis, most people think of osteoarthritis, where aging and wear-and-tear on the joints take their toll, but there is another type of arthritis that causes devastating damage after your immune system starts attacking your joints. Rheumatoid arthritis is the most common form of autoimmune inflammatory arthritis, according to the Arthritis Foundation. Here’s…  read on >  read on >

While joint reconstruction surgeries are fairly common, they may be anything but routine for people with sickle cell disease. Patients with the blood disorder who undergo total knee replacement are at a higher risk for complications than other patients, according to a new large-scale study. “SCD patients undergoing total knee replacement need a multidisciplinary approach…  read on >  read on >

Seniors and people with weakened immune systems can get another booster dose of the bivalent COVID vaccine this spring, the U.S. Food and Drug Administration announced Tuesday. Seniors age 65 and older can get a booster at least four months following their first dose of the bivalent vaccine, which protects against both the original and…  read on >  read on >