The viral internet challenge, the Ice Bucket Challenge, is back and with a new purpose. This time, it's supporting mental health awareness. More here.

The Ice Bucket Challenge brought awareness to ALS in 2014. It's back a decade later with a new cause. Here's why, where to donate and the rules.

But the goal was not only to raise awareness of ALS — also known as Lou Gehrig’s disease, named after the legendary baseball player who was diagnosed with it in the 1930s — but also for participants to briefly feel the shock that mirrors some of the physical symptoms people with ALS may experience.