After a workout, your body needs time to rest and repair itself from the previous workout. According to the Mayo Clinic, running too far too often, lifting too much weight or simply pushing yourself too far can lead to muscle strains and sprains, shin splints, and stress fractures.
Explanation:
As we age, our immune systems develop defenses against antigens and fights off lots of infections which could harm us.Our body makes lots of T cells when we are young, but slows down production after puberty. Nevertheless, the numbers of these cells in our body stays the same even when we are old. Our body changes in aging process like composition and structural elements of tissues, gone through puberty, your hormones increase, also your metabolismm developed rapidly, structure of your bones developed, etc.
Breathing thing that is big