The right answer is Joints (or ligaments more precisely).
Muscle is the contractile structure that produces strength. It has components that allow it to be shortened to create what is called a muscle contraction.
The joint is junction of two parts of the skeleton allowing them relative mobility.
The ligament is an elastic structure that stabilizes the joints. It therefore attaches from one bone to another.
Answer:
Hi! As far as I know, it's normal for a cycle to last 3-7 days. If you're not feeling any severe pain then it should be good. I recommend using Flo, as it helps you predict your cycles and tells you when to see a professional or not. However, since your family has a history I do recommend seeing a professional just to make sure everything is going well, even if you have no symtoms. If there is a problem it's better to find it early than to find it later it life. Hope this helps!
Answer:
Yes any movement can be a physical activity. No physical activity is not similar to exercise and of course it has health benefits
Explanation:
Stronger heart and lungs. Increased bone density. Reduced stress. Reduced risk of heart disease and some types of cancer.
Answer:
OB. Enzyme activity reduces the amount of activation energy needed for a reaction to occur.