Vitamin B12 injections help maintain the liver, can boost metabolism, and can encourage weight loss in tandem with diet and exercise

Certified instructors blend disciplines such as yoga, Pilates, tai chi, kickboxing, and dance in workout medleys

A body wrap developed by a biochemist ousts extra inches by boosting circulatory and lymphatic flow; the sauna purges calories via sweat

Medically supervised weight-loss programs include body-composition analysis, tailored meal plans, and supplements

Blade-free optical procedure aims to eliminate the need for glasses and contact lenses; doctor boasts more than 9,000 success stories

A personal trainer leads varied, 45-minute boot-camp sessions with focuses such as cardio kick-boxing, yoga, and full-body toning

Yoga studio offers a diverse range of classes; prenatal, Hatha, and Vinyasa sessions available

Certified trainer helps guests of all abilities get into shape with functional training methods and nutrition in a new 3,000-sq.-ft. gym

A gravity-driven colonic flushes waste from the digestive system; an ionic bath extracts impurities from the feet

Yoga studio offers a diverse range of classes; prenatal, Hatha, and Vinyasa sessions available