Unexpected means it was something you did not "expect" to happen such as a car crashing into you which means this is wrong.
Unfair is any injury.
Unnecessary means it was never needed and could have been prevented/not done therefore unnecessary is the best term.
Cooling down and stretching
The answer to this is true, diabetics do need to watch what they eat, as well as exercise on a regular basis. They also have to have insulin shots.
Answer:
The development of pregnancy is counted from the first day of the woman's last normal menstrual period (LMP), even though the development of the fetus does not begin until conception, which is about two weeks later
answer;
tension is the condition that increases
your chances of developing disease