Large-Scale Analysis of 10,000 Patients Ranks Knee Braces and Hydrotherapy Over Medications for Arthritis Relief

A PLOS One study of 10,000 patients identifies knee braces, hydrotherapy, and exercise as the most effective and safest treatments for knee osteoarthritis.

By: AXL Media

Published: Mar 30, 2026, 11:15 AM EDT

Source: Information for this report was sourced from PLOS

Prioritizing Mechanical and Physical Interventions

Knee osteoarthritis is a leading cause of disability among older adults, characterized by the progressive wear of joint cartilage. While many patients historically turned to pharmaceutical solutions, a major study involving 139 clinical trials suggests a shift toward physical and mechanical therapies. By comparing 12 different non-drug treatments, researchers established that simple interventions like knee bracing provide a high degree of stability and pain reduction. These findings challenge the traditional reliance on systemic medications, which often carry side effects that can complicate long-term care for elderly populations.

The Efficacy of Bracing and Water-Based Therapy

Among the dozen therapies analyzed, knee braces emerged as the top-ranked option for overall symptom management, including the reduction of stiffness and the improvement of joint function. Hydrotherapy—exercise performed in warm water—was identified as particularly potent for acute pain relief, likely due to the buoyancy reducing mechanical load on the joint during movement. These results indicate that "low-tech" solutions often outperform more complex medical equipment in delivering tangible quality-of-life improvements for patients with chronic joint decay.

Exercise as a Foundation for Mobility

Consistent, land-based exercise remains a cornerstone of effective arthritis management. The study confirmed that regular physical activity improves both pain levels and physical function by strengthening the muscles supporting the knee joint. Unlike ultrasound therapy, which the analysis consistently ranked as the least effective option, exercise provides a sustained biological benefit. Clinicians are now being urged to prioritize these evidence-based physical therapies to help patients maintain independence and delay or avoid surgical interventions.