Find Sport, Relaxation Technique and do it Seriously :

Yoga / Tai shi / Meditation – Mindfullness

Learn a Relaxation Technique to improve healthy Lifestyle and ability to relax.

A good way to progress in this direction is simply Books on Healthy Lifestyle topics. Making you going step by step depending topic you would like to explore. Some people picturise it sometimes as progressing as walking step by step on books after books. As sort of Stairs or Path in the darkness with books showing way to progress.

You can also Find Yoga, Pilates, Taishi Class …
By searching on Internet or Local borough,Governement website you can find “National Organisation”, able to propose club and group around depending where you live.