In Thailand, wellness and healing are embedded in the culture. The fact that Thailand leads the way in spa treatment and health retreats should therefore come as little surprise. Whether it's rejuvenating spa treatments, a week long yoga retreat or a complete detox program, our selection of the best spa resorts in Thailand offers a range of options. Almost all resorts in Thailand have some kind of spa service now. The ones featured here are those which are most dedicated to spa and wellness.