Читать книгу Reflexology: The Definitive Practitioner's Manual: Recommended by the International Therapy Examination Council for Students and Practitoners - Beryl Crane - Страница 52

Good health is shown by bright shining hair; poor health is indicated when the hair is dull and lifeless. If the hair is thinning excessively there could be an immunological disorder; this could also occur after an illness, or even excessive dieting. Brittle hair could signify a mineral deficiency or endocrine imbalance, because the endocrine system is responsible for the stimulation of the sebaceous gland – sebum helps hair from drying out, but too much sebum can create oily hair.