You should always allow your body between 24 and 48 hours of rest between each muscle rest. This allows for the muscle to not be over worked and become injured.
The 4 × 400 metres relay or long relay is an athletics track event in which teams consist of four runners who each complete 400 metres or one lap
Explanation:
Four athletes each complete one 400m lap. The first lap is run in designated lanes, as is the second – until the beginning of the back straight.
Answer:
B) Valves closing
Explanation:
A healthy heart makes a lub-dub sound with each beat. This sound comes from the valves shutting on the blood inside the heart. The first sound (the lub) happens when the mitral and tricuspid valves close.
Answer:
Wearing sunglasses
Explanation:
Protecting your eyes with the appropriate sunglasses can help prevent migraines from photosensitivity
