What can typically cause a person���s muscles to become tense?
a. inner peace
b. meditation
c. stress
d. all of the above

Which action is the cerebrum responsible for? a. breathing b. coordination c. problem solving d. balance and one more question which characteristic true of both boys and girls during puberty? a. a curvier shape b. a deeper voice c. weight loss d. body hair

What should i do if i have a staring problem? i know this is not school related but just answer it

How hypertension, heart disease, and stroke are related. explain