Exploring Laser Therapy as a Potential Parkinson’s Treatment

Researchers at the University of Delaware are studying whether infrared laser therapy, a technology long used for muscle and tendon injuries, could help manage motor and cognitive symptoms in Parkinson’s disease (PD). 🧠 How It Works The therapy, called photobiomodulation, uses infrared light to stimulate brain regions affected by Parkinson’s, such as the frontal cortex, which plays a key role in memory, decision-making, and motor control. Studies suggest that laser light can penetrate brain tissue, improving cellular metabolism and blood flow, which may support better balance, movement, and cognitive function. 🧪 A Careful Approach This study is unique in that it includes a placebo group and tests participants off medication to better understand the therapy’s effects without interference. Some participants also combine laser therapy with structured exercise to see if the combination provides added benefits. 📊 Tracking Progress Researchers use wearable technology to monitor movement and activity, and conduct cognitive testing three months after therapy ends to evaluate potential long-term effects. The project is supported by UD’s Big Ideas Challenge and the Delaware Biotechnology Institute, helping the team gather pilot data needed to apply for larger research grants. 🧢 What’s Next? Researchers plan to test a new helmet that stimulates both frontal and motor areas of the brain. They are also considering using MRI and blood biomarkers in future studies to better understand how the therapy works in the body. While the helmets likely won’t be for home use anytime soon, the hope is to make them available in clinical settings — and eventually covered by insurance if proven effective. 💬 Why It Matters This research is still early, but it offers a hopeful direction for improving quality of life for people with PD, using a non-invasive, drug-free approach that may support both brain and body.