A Home Pregnancy Test is a useful diagnostic tool but it is not 100% accurate; it is less accurate than what blood work can reveal. Visit a medical practitioner and
seek that person's advice.
It is very well possible that you were dehydrated the day that you were thin. And/or you we're waterbloated the other day. Take care of your water and salt intake.
Well alcohol stops it for hours, also bathing or swimming. But i guess both are quite impractical solutions! As far as I know, there is no way to "stop" your period for a day.
* No, marijuana has no effect on your period, either while doing it, or after stopping. Get a pregnancy test. === === * The largest study of the health effects of marijuana to date was done by Kaiser Permanente. They surveyed the health records of 65,000 patients over a number of years. They found no significant differences between the health records of those who smoked pot and those who didn't. This is consistent with the conclusions of every major government commission report on the subject in the last 100 years. === === * Yes, it can make your periods erratic for a short while. Marijuana changes the pH levels and hormones in your body.
Grown women of childbearing age bleed each month for up to a week. That is called menstruation and only happens when they are not pregnant. That blood and other material leaves the body, and female hygiene products like pads and tampons are used to catch the blood and reduce messes.