Why do we laugh?

Try these practises, proven to help you feel more joy

Happy stories are contagious, and here’s how you can tell them, too

HAPPY HORMONES Exercise increases levels of the feel-good brain chemicals serotonin and endorphins, giving you a happy ‘high’. Feeling low or lost your motivation? The idea of working out might not fi

Nitric oxide gas is an exploding frontier in medicine. Celeste McGovern looks at how supplemental NO could revolutionize the treatment of everything from heart disease and dementia to diabetic wounds

Research reveals there’s a gap between how ‘liked’ you think you are and how much your friends, colleagues and acquaintances really do enjoy your company. Acting health editor Chloe Gray reports on how to bridge it

When it comes to forms of communication, mastering the acronyms LOL and ROFL is one thing, says our columnist, but keeping up with emojis is a whole new ball game…