Some of the reasons can be:
If you're a pre-teen or a teenager who has only started menstruating, you may find that it takes a while for your period to settle in and become regular.
I couldn't think of anything else, but hope this helped enough!
To find the best answer, ask your mom!
~Aurora
Answer: Cyber bullying a member of the LGBTQA+ community or any community can cause pshycological harm to them because studies show bullying in any form can create significant damage to self esteem, self worth, social skills, and more
Explanation: (in answer)
A reason could be to lose weight or lowering blood pressure and having higher energy levels.
I believe it's the <span>epithelial tissue.</span>