This section is from the book "The Home Hand-Book of Domestic Hygiene and Rational Medicine. Volume 2.", by J. H. Kellogg, M.D.. Also available from Amazon: The Home Hand-Book of Domestic Hygiene and Rational Medicine, Volume 2.
A condition in which portions of the skin are hardened and have a hide-bound appearance. The tissues cannot be taken up between the thumb and finger or wrinkled. Often attacks the nape of the neck. The hardened portion, which has a yellowish appearance, may extend over a large area, or be confined to bands. In some cases, the stiffness interferes with the movements of joints and with respiration.
Improve the general health. Soak the affected part in water one or two hours daily, or apply a warm poultice for the same length of time, and after drying, rub well with vaseline, cocoanut or olive oil.