Principally based that there are reflex points on the feet that correspond to every part of the body including glands and organs. The feet are a mirror image of the body systems and by stimulation/ manipulation to certain points stagnation is relieved.
As a firm pressure is used reflexology is not ticklish. If a specific part of the body is out of balance, the corresponding reflex may feel tender or sore during treatment. Steps may be taken to rectify this discomfort so please advise during treatment. Mainly people describe any areas of tenderness as a ‘sweet pain’ which is both bearable and beneficial.