Jhsph Center For Clinical Trials

This study tests whether placing two high-efficiency air cleaners in the homes of 770 people with COPD can reduce flare-ups and improve quality of life over a year. Participants receive either active cleaners that remove particles and gases, or sham cleaners that look and sound t…

This study tests whether home visiting programs can improve heart health for mothers and their children. About 6,600 pregnant women and their kids will take part. The program focuses on healthy eating, physical activity, and managing weight and blood pressure to prevent future he…