No. In Finland and my friends here in Sweden use the sauna every day. It does not affect your hormones.
Yes
Yes, it's fine to take a bath on your period without using a tampon. If you don't use a tampon or other internal sanitary product like a menstrual cup or softcup then some menstrual blood may go into the bath water, most of the blood would be diluted by the water so you may not even notice, but even if you do it's only blood. The idea that menstrual flow is somehow dirty or gross is a very old-fashioned false idea, your menstrual flow is little different to the discharge that leaves your vagina throughout the rest of your menstrual cycle - you don't mind bathing any other time, right?
Tampons protect you even when you are in water.
Yes, you can go to the sauna even if you have silicons.
YES you can still ovulate without a menstrual cycle. Also you can still get pregnant without a period.
It's dangerous for a number of reasons: 1. Menstrual flow contains mucus, tissue, blood, and even germs. 2. Women have been known to get pregnant at ALL times of the month. 3. You can get sexually transmitted diseases with or without the menstrual period. 4. Menstrual periods are very messy, and who wants menstrual blood all over the place? 5. The menstrual period lasts 5 to 7 days, and taking a week off from sex WON'T kill anybody!
The application of douching solutions will not alter menstrual cycles. Menstrual cycles are however influenced by age, genetics, hormonal activity and even lunar cycles.
Yes, you can use veneer for sauna door, even tho it is not the best material for it.
If boiling water is poured on skin, the skin burns. But sauna does not burn our skin even though the temperature in sauna is close to 100˚C. The reason is that the air inside sauna has very little moisture. If the air in sauna was humid, the skin would burn.
abdominal cramping can be caused by menstrual cycle, bowel movements and even gas bubbles
No if you start it like that your menstrual cycle and birth control wont be working at the same pace. Its better to wait for your period
This depends entierly on your menstrual cycle and the month you're in. The average menstrual cycle is 28 days, but everyone is different so you should track your cycles to determine your average cycle - even then this is still just a prediction on when your cycles are due.
This first week is actually your menstrual period. Because your expected delivery date (EDD) is calculated from the first day of your last period, this week counts as part of your 40-week pregnancy even though your baby hasn't been conceived yet.