Dr. Mark has extensive experience in designing back safe exercise routines for delicate patients. Patients with serious neck, back, shoulder or knee problems need exercise routines tailor made for their needs, designed by someone who truly understands the exact nature of their problem. Whether you need help with a few simple exercises to rehabilitate an injury or a full on workout routine to get into shape that won?t aggravate your neck or back, we are ready to help. Dr. Mark has been in most of the gyms in the city and is knowledgeable in how to use each particular one in the safest manner for your particular problem.