Regarding an isometric muscle contraction: 1)
the length of the muscle shortens
2) the length of the muscle stays the same
3) the length of the muscle lengthens
4) the length of the muscle gets shorter and longer

Which strategy is appropriate for managing stress? complain to a loved one about your responsibilities. ignore the cause of the stress. try to think positively instead of negatively. pretend you are okay even if you’re not.