Answer:In early adulthood (ages 20–40), our physical abilities are at their peak, including muscle strength, reaction time, sensory abilities, and cardiac functioning. The aging process also begins during early adulthood and is characterized by changes in skin, vision, and reproductive capability.
Explanation:
The answer you are are looking for is Regular heartbeat
Answer:
The hip flexor complex should be stretched during the warm-up.
Explanation:
The hip flexor complex is a group of muscles that are on the hip and that helps to flex and move back and forward the hip.
In order to avoid an excessive lean forward during squats, this complex should be stretch during warm-up.