No, there is no layer to break when using tampons.
You may be getting confused about the hymen - this is tissue that surrounds the vaginal opening in some girls, however the hymen normally doesn't cover much of the vaginal opening so a tampon can easily pass through it, the hymen is also flexible so can stretch to accommodate larger things. Tampons can tear the hymen, but this is uncommon.
Yes, you can use a tampon whenever you have a period
There are no health concerns with early tampon use. If a tampon is comfortable, a teenaged girl can use it.
To use a tampon you simply insert a fresh tampon into your vagina following the instructions given on the box. You have to remember to follow precautions too such as changing every 4-6 hours, no tampon use when not menstruating, always use lowest absorbency, no tampon use overnight, and alternate with pads often. As long as you're relaxed and use tampons correctly insertion is easy.
If you use a tampon three days after a colposcopy with biopsies, you could disturb the clot on the biopsy sites and they could start bleeding. Take out the tampon and just use pads for a couple of weeks.
OB is simply a brand of non-applicator tampon. You would use them the same way as you would any other conventional tampon.
It something you use when you're on a period
yes you can go swimming when you have your period. If you want to do this then its best to use a tampon. Just find what type of tampon suits you and you should be fine.
Yes, you can use a tampon or pad after starting Depo Provera. There are no activity restrictions for women on Depo Provera.
Yes, you can use a tampon during your next menstrual period. It's unlikely you'd see a period until a few months after you give birth, so by that time there should be no risk at all from tampon use after birth. Just be aware that your flow may be different to normal, make sure to use correct absorbency.
A Tampon.
Put a tampon in or use a pad.
Use a tampon or a pad