 But if you're like most people, sometimes you just can't fall asleep or you wake up during the night. I've had hard times my whole life falling asleep until I found Z-Factor from Relief Factor. So I want to tell you about Z-Factor. It's 100% drug-free. It's a way to help you fall asleep faster, sleep longer, and sleep deeper and better. Z-Factor is from the makers of Relief Factor, so you know they've done their homework.