Laughing boosts the immune system, burns calories and reduces stress hormones, making it a very healthy activity.

Scientists found that the most relaxing song ever is “Weightless” by the Marconi Union—it reduced anxiety by 65 percent in the average test subject.

The world’s oldest socks were in fact designed to be worn with sandals. Made in Egypt sometime in the fourth or fifth century, the wool socks have two toes.