Doing too much active aerobics can often result in . choose one answer.
a. overuse injuries
b. muscle strains
c. muscle sprains
d. atherosclerosis

The answer is letter A.

Overused injuries are a result of excessive activities and the lack of appropriate rest and healing. When a person continuously performs active aerobics for a long period of time and does not observe the importance of rest, the body will trigger a response and would lead to injuries. Injuries need the time to heal by way of resting, which many overlook when they are too engrossed in their physical activities. The best way is to exercise and rest on alternating days, this way the body will have ample time to recover and heal from the previous activities performed.  

An advantage of an mri over ct scan is d. it produces better images of hard tissues. hope this : )

So you and your partner don’t get sexually transmitted diseases and so your partner doesn’t get pregnant