Answer:
Because its in their blood ( DNA ).
Explanation:
Increase the range of motion in your joints :D
Answer:
If you usually have a regular cycle, a change in your cycle — such as suddenly having two periods in a month — could indicate a medical condition. Some health conditions cause bleeding that can be mistaken for a period: Pregnancy can cause spotting.
Explanation:
hope this helps
Friends, parents, wife/husband, siblings, teachers.