I can't belief so quick I have result!. I noticed in 2 or 3 days that may neck and shoulder disappear tension or pain. First day test was low level. After one Box ( 2 time a day ). Now is normal. CircO2? Yes, indeed, it's Fantastic!. 5 Start? not way, 100 is Better!
Thank very mach Dr. Janet Zand and the Company. Kind regards Herminia
PS. I luck very much the Test strips.