Answer:
Each month, menstruation is triggered by a drop in estrogen and progesterone levels, as well as the production of prostaglandins, which constrict the spiral arteries. They spasm, contract, and break apart as a result of this.
Explanation:
If you monitor your practice run you can see how much your improved time wise.
yes, even though they are still intact they can sill build up bacteria/germs.
Hope this helps!
