You get frequent periods, as in once a month, from the age of about 11 right through to the menopause. The reason why you get periods is because it is the body's way of letting you know that an egg that has been released from an ovary was not fertilized, so you are not pregnant.
dry skin doesn't keep coming off my elbows
Yes it is that is a sign that your period will start back coming on soon :-)
why does my door ajar alarm keep coming on and off while driving my car.
Yup, mine did :/
Yes
The sandpaper may keep coming off the sander due to improper installation, worn-out adhesive on the sandpaper, or excessive pressure applied during sanding.
have you tryed drilling a slot?
Sounds like you have the wrong switch turned off.
The sandpaper may keep coming off your palm sander due to insufficient adhesive or worn-out hook-and-loop fasteners on the sander's base. Make sure to replace the sandpaper regularly and ensure a secure attachment to prevent it from coming off during use.
Yes
The bike chain may keep coming off due to issues such as improper tension, misalignment, worn-out components, or a damaged chain. Regular maintenance and proper adjustment can help prevent this problem.
The chain on your bike may keep coming off due to issues such as improper tension, worn-out chain or sprockets, misalignment, or a damaged derailleur. Regular maintenance and adjustments can help prevent this issue.