Johns Hopkins University

This study tests whether injecting steroids into the narrowed part of the windpipe after a dilation procedure can help people with idiopathic subglottic stenosis go longer before needing another surgery. About 226 adults will take part. The goal is to see if this approach improve…

This study tests whether a natural hormone called pregnenolone can reverse the effects of being high on cannabis. Twenty healthy adults who have used cannabis before will receive either pregnenolone or a placebo after taking cannabis. The goal is to see if it reduces intoxication…

This study tests a care coordination program for older adults (50+) with two or more chronic conditions who are leaving special hospital units. Participants will work with a nurse to set goals, track symptoms, and get follow-up calls. The goal is to see if this program improves q…

This study tests whether a handheld robot that vibrates and guides breathing can improve sleep in older adults living alone who have mild memory concerns. 100 participants will either use the robot or listen to audio-only meditation for several weeks. Researchers will measure sle…

This pilot study tests whether easy changes to the bedroom environment, along with basic sleep hygiene tips, can improve sleep in older adults (65+) who live alone, have memory concerns, and struggle with insomnia. Over 8 weeks, researchers will visit participants' homes to make …