Disturbing video footage shows up the moment a crazed woman hit a man with her car — then backed over him, before getting and kissing his lifeless body then stabbing him repeatedly. The suspect ...

When you kiss someone passionately like these two, your adrenaline level rises, which boosts your heart rate and your face and body temperature. Plus, kissing burns calories, too. So win-win!

Meet the expert: Patti Wood is the author of Snap: Making the Most of First Impressions, Body Language, and Charisma. While Kylie, 27, and Timothée, 29, were caught in a kiss, Wood says it was ...