Gateway Chiropractic of Hanover is a chiropractic practice in Hanover, New Hampshire led by Matthew Stralka. The practice provides chiropractic care, including Network Spinal Analysis (NSA), a form of care that has evolved over the past 30 years. It serves people of all ages, from infants to the elderly, and commonly helps patients seeking relief from back and neck pain, headaches, arthritis, and related discomfort.