This is manifested as rhabdomyolysis syndrome, which is caused by strenuous exercise. Obviously, I exercise too much. Spinning is a relatively strong sport. Check whether the bicycle is in good condition before exercise, do enough warm-up exercise, and then follow the coach's movements and rhythm. Do what you can, grasp your physical strength and physical condition, and stop in time if you are too tired or uncomfortable.

"Soy sauce urine" generally occurs in people who do not exercise at ordinary times and suddenly exercise a lot. Due to excessive exercise, muscle injury and bleeding are caused.

Students who are new to the gym have a clear purpose of fitness. It's better to find a coach to arrange a fitness plan first and do what you can. Fitness is a long-term project, which needs to be adhered to bit by bit. You can't be quick and quick, or you will lose more than you gain.