These rules change as fast as the technology. From using emojis in business emails (it's fine!) to requesting read receipts (don't do it!), here's what you need to know.

Including: why wearing socks is sexier than lingerie, the secret to mind-blowing sex, and why humour is the sexiest attribute.

Walking is great for weight loss, but the benefits go far beyond—from higher energy and better mood to stress relief, creativity boost, and more.