When you smile, certain hormones that are introduced into your system—specifically, norepinephrine, oxytocin, and phenylethylmine—make you feel sexually aroused and emotionally available, providing the perfect climate for your partner yourself to physically connect. Check out the research that proves it true! So, the next time you're looking for a way to make your date night sizzle, just fill it with smiles and laughter for the hottest date night yet.
