For years, fitness advice has focused on lifting heavier weights and pushing harder during workouts. But new research is shifting attention to a different part of movement that often gets overlooked — the moment you lower the weight. Known as eccentric exercise, this slower, controlled phase may offer significant benefits for strength, flexibility and overall physical function.
Eccentric movements occur when muscles lengthen under tension, such as lowering into a squat or bringing a weight back down during a curl. While these motions may feel less intense, research shows they can be highly effective, improving muscle growth, power and range of motion across a wide range of individuals, from athletes to older adults. Experts say focusing on this phase can also help reinforce proper technique while placing less immediate strain on the body.
Despite these benefits, it’s easy to overdo it. Because eccentric movements feel easier in the moment, people may push too far and experience delayed soreness afterward. Experts recommend starting slowly, using lighter weights and allowing the body time to adapt. Over time, prioritizing this controlled approach may offer a safer, more sustainable path to building strength — without the need for more intense or exhausting workouts.
SOURCE:
The Guardian, May 4, 2026