Beyond ‘Wear and Tear’: How Oxidative Stress Challenges Joint Health for Active Singaporeans

SINGAPORE, 27 March 2026 — In Singapore, where warm weather and a walkable urban environment encourage year-round activity, more working adults who recently started regular exercise are reporting knee discomfort.

While many attribute such pain to gradual “wear and tear” of cartilage, emerging research points to more complex causes. In 2023, the Van Andel Institute published a review examining how stress factors affect cartilage cells. Aging leads to cellular damage and reduced repair ability, particularly in articular chondrocytes, the main cells maintaining joint cartilage. These cells face stressors including mechanical overload, oxidative stress, DNA damage, protein balance disruptions, and metabolic imbalances.

Oxidative stress plays a key role. When reactive oxygen species (ROS) accumulate beyond the body’s ability to neutralize them, they damage cells. In cartilage, where regeneration is limited, this can accelerate breakdown of chondrocytes and loss of proteoglycans, which act like springs to absorb shocks, contributing to joint discomfort.

Although ROS are naturally produced and partially regulated by the body’s antioxidant systems, aging, stress, and poor lifestyle habits can disrupt this balance, allowing oxidative damage to accumulate.

Experts recommend a balanced approach to joint care: regular low-impact exercise, a diet rich in antioxidants, and effective stress management. Functional supplements with antioxidant properties can complement these measures. Studies show that beeswax alcohols from Cuban beeswax increases total antioxidant status (TAS), reduces lipid and protein oxidation markers, and helps relieve mild joint stiffness while maintaining cartilage health.

“Joint health should be viewed as the result of complex cellular balance, not just aging,” says a healthcare professional. “Managing oxidative stress daily is vital for Singaporeans who wish to stay active and mobile for years.”