In a new study, gene therapy did not change the abnormal brain circuitry of Parkinson's disease. Instead, it essentially rewired a small area of the brain, to partially compensate for the faulty circuitry, researchers say.
Women with at least one of three specific risk factors probably would benefit from mammograms starting at 30, new research suggests.
The rankings published last week were based on chicken parts producers’ performance during the 52-week window from October 2017 to October 2018.
The "gateway pattern" of substance use is changing, Columbia University researchers say. Since 2006, less than 50 percent of teens have tried cigarettes or alcohol before trying marijuana for the first time.
