World Laughter Day is celebrated annually worldwide on the first Sunday of every May

Laughter is contagious, and just lightens up your day

There are a number of health benefits associated with laughing

Laughter triggers release of endorphins, which are the natural painkillers in the body

Laughter produces a general sense of well-being, and brings in positivity

Laughter can boost T-cells in your immune system, to help you fight off sickness

Laughter is even considered a good cardio workout

Laughing can also lower your blood pressure

Don't take yourself too seriously. Laugh at yourself once in a while

Laughing reduces levels of hormones that cause stress

Laughing together is an excellent exercise, and best way to spend quality time

It is also said that a good laughter can tone your abs as stomach muscles expand and contract when you laugh

Keep smiling, keep laughing for a healthy life. Photos: Getty