Question

After a vigorous exercise you may experience Muscular pain in your skeletal muscle why does this happen

Answer 1

Secretion of lactic acid

Answer 2

this happens due to anaerobic respiration.

• after excessive exercise , your body requires a lot of oxygen.
• to meet the demand for O2 , your body respires anaerobically.that is in absence of oxygen.
• in our muscle cells , pyruvate molecule is converted into lactic  acid+ energy
• the accumulation of lactic acid causes cramps.