HEART RATE VARIABILITY (HRV)

This study is testing whether listening to music can help reduce anxiety and physical stress in people having outpatient surgery for the first time. Researchers will compare the effects of patients choosing their own music versus listening to standard classical music. They will m…

This study is testing whether adding a special breathing exercise routine to standard physical therapy can improve heart and lung health in people with multiple myeloma, a type of blood cancer. Twenty-six patients currently receiving treatment will be split into two groups: one d…

This study is testing whether a gentle electrical stimulation device worn on the ear can help reduce depression in people who have had a heart attack and a procedure to open a blocked artery. The device is non-invasive and used at home. Researchers will compare the real device to…

This study aims to better understand how nighttime breathing problems and related changes in heart rate patterns affect people with pulmonary hypertension, a serious condition of high blood pressure in the lungs. Researchers will monitor 60 patients over two years using sleep stu…

This study aims to understand if a person's heart rate patterns and anxiety levels before nose surgery can help predict who might become agitated or confused when waking up from anesthesia. Researchers will observe about 100 adults undergoing elective nose surgery, measuring thei…