More precisely, the particle is a quantized manifestation of a field (the Higgs field) that generates mass through its interaction with other particles.
1 When you stop taking it, you will get your period within 2 to 3 days. 2  However, this is not 100% effective. 3  Women have reported bleeding or spotting while taking progestogen pills. 4  There are now contraceptive shots and even contraceptive implants that stop your period altogether for months in a row. There are in fact contraceptive pills made specifically to stop your period. 2  They are called extended-cycle pills. 3  You would normally take these continuously for three to six months, and then take placebos for a week during which you would get your period.
However, thanks to the help of period delay medications, you now have the option to push back the start of your period for a couple of weeks until it's convenient. This can happen with certain types of birth control pills as well as medication Norethisterone that is specifically designed to delay your period. These treatments delay your period by controlling when the womb lining is shed, which provides control over when your period starts for whatever reason you decide to delay.