When glycogen is used without oxygen to produce ATP, such system is called

 When the ATP–PC system begins to fade at around 10 seconds, the process of anaerobic glycolysis begins. This system breaks down liver and muscle glycogen stores without needing the presence of oxygen.

Explanation:  hope this helps

the answer antibodies or capos is

take a break move to stretching and slowly work back into physically exercising if the problem continues go to a doctor or physical therapist