While exercise is known to help with many ailments, I doubt many people would think it can help with anxiety and depression.
But it does.
In an article in the Mayo Clinic eNewsletter, the author talks about why exercise is effective.
* Releasing feel-good brain chemicals that may ease depression (neurotransmitters and endorphins)
* Reducing immune system chemicals that can worsen depression
* Increasing body temperature, which may have calming effects
Let you think that a rigorous, time-consuming routine must be followed the article points out that even small amounts of activity as little as 10 to 15 minutes at a time — can make a difference.