Juggling will help you become ambidextrous, improve your balance, and work out and strengthen those muscles of yours.
Recent studies have shown that juggling stimulates neuro-communication between the right and left side of your brain that can help with creativity and problem solving. The studies have also shown that juggling helps promote growth in parts of the brain that control visual and motor skills. See, you're smarter already!
Bottom line, juggling is a fun and enjoyable activity that is a sure way to brighten up your day. It relieves stress, gives a sense of accomplishment, and will make you and the people around you smile.