Dr Lance K Ewing, DC is a Board Certified 16 year Chiropractor in Dallas, Texas. He has co-owned and operated a Medical / Chiropractic clinic for the past 13 years and has written more than 10 books.Dr Lance K Ewing, DC is a Board Certified 16 year Chiropractor in Dallas, Texas. He has co-owned and operated a Medical / Chiropractic clinic for the past 13 years and has written more than 10 books.