advantagehealthandwellnesscenter.com/ - Give us a call today at (843) 669-1010. Dr. McKay of Advantage Health and Wellness Center, is dedicated to providing excellent patient care. The doctor specializes in personal injury, back & neck pain, and rehabilitation. The facility has trigger point therapy, joint fluid therapy, and x-ray & diagnostic ultra sound for diagnosing and treating specific patients needs. The office is located in Florence and serves the surrounding towns of Quinby and Darlington.