David Kirsch

David Kirsch is an American fitness expert and entrepreneur who has written several bestselling books on fitness and wellness. He is the founder of Kirsch Fitness and has appeared on several TV shows, including The Today Show and Good Morning America. Kirsch is known for his advocacy of healthy eating and exercise, and has been open about his own struggles with weight loss. He is active on Twitter and has a strong online presence. He is based in New York City, USA.