During “the talk”, her mom had told Sweetie that the mares in the family tended to be more on the juicy side, so she sort of knew what to expect. Experiencing it first hoof though, she wondered why they called it a heat when it was more like her filly parts had caught a cold. Only it wasn’t like blowing a runny nose, it just kept dripping. She could now understand why Rarity usually went a little crazy around that time.
 
Needing to pee like every five fricking minutes and having to wear stupid pads that need replacing all the time and still needing to worry about leaving embarrasing stains everywhere and wearing stupid panties that rub and chafe… dumb estrus.

imported from https://derpibooru.org/images/2580406