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SACRUM
Bone in the lower back

SAW PALMETTO
Saw Palmetto is a natural herb that has been shown to be an effective antiandrogen.

SCHIZOTRICHIA
"Trichoptilosis is the ""splitting of hairs at the ends,"" according to Dorland's Pocket Medical Dictionary, 21st edition, 1968. Often referred to as ""split ends."" Comes from the Greek root ""tricho"" meaning hair and ""ptilosis"" meaning ""falling out of the eyelashes."" Also called ""schizotrichia.""

SCLERODERMA
A disease of the skin and connective tissue that can cause hair loss over the affected areas.

SCRUNCH DRY
A technique for drying your hair which creates a style at the same time. Using a diffuser on your hairdryer, put the dryer underneath and literally scrunch your hair with your free hand.

SEBACEOUS
Fatty or greasy, usually referring to the oil-secrating glans of the scalp.

SEBACEOUS GLAND
Oil producing gland in the dermis.

SEBORRHOEIC DERMATITIS
Seborrhoeic dermatitis has been called a more extensive and severe form of dandruff.

SEBUM
The oily secretion of the sebaceous glands of the scalp, composed of keratin, fat or cellular debris.

SECTIONING
Sectioning your hair allows you to only pay attention to a particular area or panel of hair. You or your hairdresser will do this when blow-drying, cutting or colouring your hair, and will section your hair by taking a panel of hair and pinning or ignoring the rest.

SELECTIVE PHOTOTHERMOLYSIS
Selectively targeting dermal structures with light energy, without causing damage to surrounding tissue.

SELF - TANNER
A sun tanning product that contains DHA, which reacts with amino acids in the top layer of skin, causing it to temporarily darken (2-4 days).

SEMI - PERMANENT
A colour which lasts from 6 - 8 shampoos.

SERUM
"A serum is a smoothing product to stop your hair from frizzing, keeping it smooth and straight. Youíll be able to find a serum that is specifically designed to your own hair type.

SILICONE
Increases wet and dry combability.

SILK PROTEIN
A natural water-soluble source of acid derived from liquid silk; these acids help moisture penetrate the skin (aid in absorption) and aid in skin healing. Used in skin and hair products.

SKIN REJUVENATION
Combating the signs of ageing using the latest innovative, non invasive treatments that give you visibly younger, healthy, radiant skin (facial rejuvenation, skin rejuvnation)

SLOUGH
To become shed or cast off (to separate in the form of dead tissue from living tissue).

SOAP
Cleansing agent that is a sodium or potassium salt of animal or vegetable fat.

SOLUBLE
Being able to dissolve into, or being compatible with, another substance.

SOOTHING
Reducing skin discomforts from irritation, blemishes, burning skin, etc.

SPF
"An acronym for ""Sun Protection Factor"" ranging from 2 to 45 with 2 being the least protection and 45 the most. "

SPIDER VEIN
See broken capillaries (spyder vein, spider vain)

SPLIT ENDS
"Trichoptilosis is the ""splitting of hairs at the ends,"" according to Dorland's Pocket Medical Dictionary, 21st edition, 1968. Often referred to as ""split ends."" Comes from the Greek root ""tricho"" meaning hair and ""ptilosis"" meaning ""falling out of the eyelashes."" Also called ""schizotrichia.""

SPRIONOLACTONE
This is a drug normally used to treat high blood pressure, however is also acts as an antiandrogen and is used in the treatment of androgen related disorders such as female pattern baldness and hirsuitism.

SPRITZ
"Spritz is a light mist or spray, which when used as verb means to lightly spray your hair.

STEAMING
The process by which most synthetic fiber is curled at the factory. The curl pattern in a synthetic wig or hairpiece may be changed by setting it in rollers or clips, and using an ordinary hand-held clothing steamer on them. After steaming the curls, let the fiber get completely cool before removing the pins or rollers.

SUBCUTANEOUS
Pertains to the skin.

SUBCUTANEOUS TISSUE
The bodyís shock absorber.

SUNBLOCK
Products that reflect all the sunís rays, such as zinc oxide and titanium dioxide. They permit minimal tanning, and are a good choice for those who are sensitive to chemicals.

SUNSCREEN
"Products with ingredients that absorb UVA and UVB rays. Find one labeled ""broad spectrum"" for maximum protection. "

SUPEROXIDE DISMUTASE
The enzyme superoxide dismutase (SOD, EC 1.15.1.1), catalyzes the dismutation of superoxide into oxygen and hydrogen peroxide. As such, it is an important antioxidant defense in nearly all cells exposed to oxygen.

SURFACTANTS
Active agent that allows oil to mix with water. Used in skincare products like cleansers, wetting agents, emulsifiers, solubizers, conditioning agents and foam stabilizers.