Anxiety can be crippling, persistent and affect anyone at any point in their lives. Whilst the treatment that works best can differ greatly from person to person, there is much to be said for the therapeutic benefits of play -- and this includes video games.

This where your smartphone can be a lifeline. Whilst not a substitute for professional advice, therapy or medication; games can be an accessible, portable way to supplement treatment. So to mark World Mental Health Day earlier this week, we thought we'd highlight ten of the best games for assisting with anxiety treatment and symptoms.