Respuesta :
Answer:
creatine
Explanation:
Creatine is a drug to boost the body but may some side effects including depression
The coach should suspect that the runner might be taking creatine.
Creatine is a nutritional supplement. Â Creatine is produced in the liver and can also be found in our diet through eating meat or fish. Creatine is combined with phosphate in our muscles and serves as a readily available source of energy while exercising, especially in the first few minutes of exercise.
Creatine improves performance for a short-duration especially in high intensity exercise like weight lifting, jumping and sprinting.
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