Feeling sad? Backbend into camel or kick out into King Dancer Pose.

The University of Wisconsin found the left prefrontal cortex showed heightened activity in meditators, a finding that has been correlated with greater levels of happiness and better immune function.

“I practice for at least 20 minutes every morning,” says TV exec Anna. “Even if I get out of bed feeling groggy, after a few minutes on my mat my mood lifts and I start to feel much more positive about the day ahead. Even if it’s a Monday!”