Sweaty palms, racing heart, awkward nose bumps: kisses can be sweet, sexy, exhilarating and sometimes a little stressful. But did you know it can also be good for your health? There’s a good reason a solid make out session can leave you feeling a little high on life: kisses set off a cascade of hormones and physiological changes that can boost your mood, strengthen your relationship and even burn some calories (between 5 and 26 per minute, according to experts). Believe it or not, there are even more great reasons to keep puckering up – check out these three scientifically…