Celebrity trainer Marco Reed incorporates kickboxing, circuit training, and stretching into 60-minute outdoor workout designed to blast fat

Experienced trainer coalesces core work, strength drills & suspension-band moves in 60-minute boot camps, modifiable for all fitness levels

Boot-camp drills condition muscles with varied exercises, and Vinyasa yoga sessions stabilize and strengthen cores in small-group classes

Famed trainer Mario Godiva Green helps exercisers bounce off pounds during group or private Kangoo fitness classes

Israeli-certified instructor James Sherman infuses classes with krav maga self-defense techniques that swiftly subdue armed aggressors

One-month program builds muscle with a new 30-minute workout each day; summer package bolsters fitness with nutritional guidance

Energetic instructors lead intimate groups through high-intensity routines of cardio, resistance, and core exercises

Trainers lead private or group classes toward weight loss, toning, sports training or injury recovery, plus offer nutrition advice

An outdoor boot-camp academy curriculum culls calisthenics, resistance training, and cardio to tone bodies at three locations

Certified trainer rallies groups with body-weight exercises, kettlebell swings, and resistance drills during 45-minute boot-camp classes