You can eat watermelon after fitness at night. Watermelon can relieve fatigue and muscle aches after exercise. It contains citrulline, which can react with enzymes in human body and be converted into arginine beneficial to human circulation and immune system. Arginine can promote the production of nitric oxide and help to relax blood vessels.

Sweating a lot after exercise, you need to replenish water in time. Watermelon is rich in water. Eating watermelon in moderation helps to replenish water, promote human metabolism, relieve summer heat and quench thirst. Watermelon contains citrulline. Supplementing citrulline helps to maintain the health of internal organs, ensure muscle vitality and effectively accelerate metabolism. Eating watermelon in moderation can relieve muscle soreness caused by exercise and lower heart rate.