University Of Oklahoma

This study tested whether gentle electrical stimulation of the ear (targeting a nerve connected to the heart and blood vessels) could improve blood vessel function in people with peripheral artery disease (PAD). Eleven participants with PAD tried both the real stimulation and a f…

This study tested a new, non-drug approach for a common type of heart failure where the heart pumps normally but doesn't relax well. Researchers wanted to see if gently stimulating a nerve in the neck for one hour a day could reduce body-wide inflammation and improve how well the…

This study tested whether a new smartphone app called OKquit could help people quit smoking when added to standard support from a state helpline. Researchers enrolled 512 adults in Oklahoma who wanted to quit and randomly assigned them to receive either standard helpline care or …

This study tested whether time-restricted eating (limiting daily food intake to a 10-hour window) could help prevent age-related memory decline in healthy older adults. For 6 months, 32 participants aged 55-80 followed this eating pattern. Researchers measured changes in brain bl…

This study tested whether a smartphone app could help prevent child abuse and neglect by supporting parents. Researchers gave 24 parents in a home-visiting program daily tips on positive parenting through an app for two weeks. They measured if parents spent more positive time wit…

This study tested a new smartphone app designed to help people with advanced cancer manage chronic pain. The app helped patients track their pain, mood, and opioid medication use while providing education and self-management advice. Researchers wanted to see if using the app for …

This small, completed study aimed to understand if taking an L-Citrulline supplement could improve blood vessel health, particularly in the brain, for both young and older adults. Researchers measured changes in brain blood flow, eye vessel response, and other markers of vascular…