Drinking a glass of wine before bed isn't a bad thing at all and in fact drinking a glass of wine helps some people drift off to sleep a lot easier and much faster.
Drinking a glass of wine before bed helps to speed up the release of some hormones that help a person sleep.
So if you're suffering from insomnia and having trouble sleeping a glass of wine before bed just might help you fall asleep and a glass of wine before bed is much safer than taking sleeping aids.