Quick Answer: In a world where medical advancements and prescription medications are often the first line of defence against illness, it’s easy to overlook one of the most powerful tools we already have to improve our health — exercise. Known as "exercise as medicine," this concept is growing in popularity as more research and evidence show how physical activity can prevent, treat, and manage a wide range of health conditions. Whether you’re looking to boost your mood, manage chronic illness, or prevent future health issues, exercise offers a range of benefits that go beyond just physical fitness.