At SMART Recovery meetings, mindfulness is often cited (along with positive thinking, exercise, meditation, yoga, martial arts, etc.) as a way of dealing with urges and achieving a happier life.
Monash University (Australia’s biggest university) will be running a free MOOC on “Mindfulness for Wellbeing and Peak Performance”, starting on September 14.
It runs for six weeks and requires around 2 hours work per week:
https://www.futurelearn.com/courses/mindfulness-wellbeing-performance
This may be a good way to try out mindfulness from the comfort of your own computer.