It shows your body is healthy
The info that you need to know about periods is that you will require a tampon if you are having periods and you want to engage in an activity such as swimming.
Muslim women DO NOT have to do "qadha" for their salah after their periods. However, they NEED to do "qadha" for fasts that were not done in Ramadhan after their periods.
No.
no
Typically health care professionals write bid without periods
If you are mailing something, and your writing is reasonably clear and easy to read, leaving out the periods will not be a problem.
You need to speak to your gynecologist about that.
Rabbits don't have periods.
Yes, it is perfectly normal to have irregular periods at first. Most girls worry about it at first, but there is no need.
Yes, you need to put two periods after every sentence. When you publish a book, write an essay or most other publishable things you need two periods.
You need to go and speak to your doctor about it
No, you do not need to rest all the time during periods as you only lose about four tablespoons of blood in that time. However, if you are feeling tired or get cramps you can surely rest it out.