Your Brain Wants You To Have Sex. Here’s How That Works. | Better | NBC News
Sex feels good to your brain. Ever wonder why? » Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC » Watch more NBC video: http://bit.ly/MoreNBCNews NBC News is a leading source of global news and information. Here you will find clips from NBC Nightly News, Meet The Press, and original digital videos. Subscribe to our channel for news stories,…