Exercise Helps With Modest Weight Loss But Maintaining It Remains A Challenge

The global fitness industry is expected to generate over $80 billion in revenue in 2023.
There is debate around whether exercise helps with weight loss due to the constrained total energy expenditure hypothesis.
Randomized trials show exercise causes modest weight loss, but it may not prevent post-diet weight regain.
Compliance with exercise programs is crucial, but even with high compliance, weight regain can still occur.
More research is needed to understand how to maintain long-term weight loss through exercise.