Depressants, stimulates, opioids, & hallucinogens
Dangerous conditions influencing sport injuries include all answers which you've mentioned (overuse, overexertion, and incorrect technique). It doesn't, however, include practicing and drills - d.
Practicing and drills is the thing which would help us become more profficient at a certain task and eventually sport through it.
Answer:
wear clothes that wick moisture away from the body rather than holding it close to the skin.
