Hereditary diseases such as certain types of cancers can be carried down in your dna.
he would be suffering from a life threatening condition. if lasts to long he could go into a coma. its called heat stroke. symptoms can feel like a heart attack.
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.
D) Discuss the problems in a calm respectful manner.
Double check the blood types and reread the patients medical history
