Answer:
during menstration and birth
Explanation:
the reproductive system interacts with the muscular system during mentral cycle, so the muscular system can push out any waste material out of the body, and the muscular system is also used to give birth and help push the baby out of the birth canal.

Q) What kind of environment describes in the picture?
A) safe environment
Q) What is result of health environment?
A) Happy and healthy life
(PS: Attach the picture of environment you want to describe for Q.19)
I think you get it at 13 I think I think
Answer:
This can help improve flexibility and reduce muscle tightness and pain. For upper-body relief, try moves that stretch the shoulders, neck, and lower back.