Answer:
over work causes High Blood Pressure that contributes to cardiac disease. causing you to have a heart failure.
Answer:
They have to learn how to read and speak English in school.
Explanation:
All of them are challenges though!
Answer:
2) medical exams can help people live longer lives
Explanation:
medical exams usually cost money, they're not always mandatory, and people can still become ill, so 2 is the only one that makes sense (and it does!)