The answer is False.
Physical activity does not need to be strenuous to be effective it just needs to be regular. As long as you are working up a bit of a sweat and are a bit out of breath, even if it's just walking to the shops everyday or every other day and back at a good pace that will be effective enough.
Answer:
I am afraid of dying because I love this world and I do not leave this world although we must leave this world one day.
????? I'm sorry. I don't understand what the question is?
I believe the answer would be True. Hopefully this helped
Answer: Hypersensitivity reaction is a condition in which the normally protective immune system has a harmful effect on the body. It involves harmful immune response following sensitization and subsequent antigen contact. Type IV such as contact dermatitis reactions are delayed and cell-mediated and are the only hypersensitivity reaction that involves sensitized T lymphocytes rather than antibodies.