Reituki. I am sure about this one
Answer:
It is a more reliable method of keeping track of time.
Answer:
Participating in physical activities can improve health-related fitness. Improving muscular strength and endurance slows bone density loss. Cardiorespiratory fitness improves the efficiency of the cardiovascular and the respiratory systems in delivering oxygen to the body.
Answer:
A. inefficient blood flow
Explanation:
Arteriosclerosis is the hardening of arteries, sometimes because of plaque or fatty buildups and blockages. This restricts blood flow and could trigger a heart attack or stroke. Some organs may not receive an adequate blood supply and this may lead to organ failure.