ROGAINE AFTER 12 HOURS REDDIT - DOES IT WORK?

Yo dudes, so I'm trying on using Rogaine. Heard some rumors about it helping after just short amount of hours, but that seems kinda crazy, right? Anyone else try this hair growth serum and actually see results in that time frame? Hit me up with your thoughts. Here's a few things I'm thinking about: Where much Rogaine do you gotta use? Is it imp