A mother-to-be’s exposure to air pollution during pregnancy may have a lasting impact on her baby’s brain development, new research indicates. Toddlers scored lower on assessments for thinking, motor and language skills when their mothers had more exposure to pollutants during pregnancy, according to researchers at the University of Colorado Boulder. “Our findings suggest that…  read on >  read on >

Nearly 20% of American adults use a drug to help them sleep, either occasionally or regularly, health officials reported Wednesday. Sleep medications, sold both over-the-counter and by prescription, are a common treatment for sleep problems, said senior report author Lindsey Black, a health statistician at the U.S. Centers for Disease Control and Prevention’s National Center…  read on >  read on >

When it comes to tobacco control, some states do a far better job than others of preventing and reducing smoking. A new report from the American Lung Association (ALA) notes that California, Maine, Massachusetts and Washington, D.C., are doing the best job of putting proven tobacco control policies in place. Conversely, those who have the…  read on >  read on >

Even short bouts of light exercise can help the millions of people with knee osteoarthritis reduce pain and improve their range of motion. Knee osteoarthritis, the wear-and-tear form of the disease, occurs when the cartilage between your bones breaks down, causing pain, stiffness and swelling. Researchers in a new study compared high-dose and low-dose exercise…  read on >  read on >

Getting a gel manicure may be less safe than many think. Researchers say the nail polish dryers that use ultraviolet (UV) light to cure the gel polish emit possibly dangerous rays. These rays might lead to cell death and cancer-causing mutations in human cells, they noted. Maria Zhivagui, a researcher at the University of California,…  read on >  read on >