anon its a common problem but this Coral Complex 3 has helped me - and taken away a lot of back pain etc. I used it for a few years and will never stop using it.... got and bought it from Kris site - dd.... http://www.wholewellnessclub.net/index.cgi?pg=products&pcode=108&sess_id=f9a314d3cb2b1ecc793fe4c2020d59c4&un=krister God Bless