A strain is an injury to a muscle in which the muscle fibers tear as a result of overstretching.
girl's periods get more regular, cramps are more likely.They can be mildly annoying to extremely painful, and they usually last for a few days. Cramps may worry some girls at first if they don't know they're often a normal part of having a monthly period.<span>
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Gopnik argues that babies learn so much in such a short period of time because they need to, to be able to survive in the world.
Answer:
Having a first-degree relative, such as a parent or sibling, with bipolar disorder. Periods of high stress, such as the death of a loved one or other traumatic event. Drug or alcohol abuse.
Explanation:
