If you would like to deepen your knowledge beyond the mat, to reflect on the meaning/purpose of life (Dharma),  here are a few books which I have found helpful and inspiring.

I can see clearly now by Dr Wayne W. Dyer

The Power of Now by Eckhart Tolle

A Life Worth Breathing by Max Strom

The Four Agreements by Don Miguel Ruiz

Perfect Health by Dr Deepak Chopra

Yoga Sutras of Patanjali by Sri Swami Satchidananda

The Bhagavad Gita by Eknath Easwaran

For those of you interested in cardio-vascular conditions, two excellent books accessible and easy to read :

The Heart Speaks by Dr Mimi Guarneri

The Quiet Heart – putting stress in its place  by Peter Gruenewald

For those interested in human consciousness and its possibilities, the incredible story of the neuroscientist who rebuilt her own mind after suffering a severe stroke :

My stroke of insight by Jill Bolte Taylor