if muscles are not used on a regular basis they become weak and less flexible, the way to offset this effect is to exercise more often.
Answer:
The prove is below
Explanation:
From trigonometric identities:

Therefore:

It’s plain and simple if you just Abstain from it or just Don’t do it there is no way you could reap any consequences from your actions!
These are all true but I do not know the last part of the answer