Sweat gland


The sweat (sudoriferous) glands are small tubular structures situated within and under the skin (in the subcutaneous tissue). They discharge sweat by tiny openings in the surface of the skin.

The sweat is a transparent colorless acidic fluid with a peculiar odor. It contains some fatty acids and mineral matter. It is also called perspiration.

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  • Sweating

    The act of secreting fluid from the skin by the sweat (sudoriferous) glands. These are small tubular glands situated within and under the skin (in the subcutaneous tissue). They discharge by tiny openings in the surface of the skin. The sweat is a transparent colorless acidic fluid with a peculiar odor. It contains some fatty […]

  • Sweating, gustatory

    Sweating on the forehead, face, scalp, and neck occurring soon after ingesting food. Some gustatory sweating is normal after eating hot, spicy foods. Otherwise, gustatory sweating is most commonly a result of damage to a nerve that goes to the parotid gland, the large salivary gland in the cheek. In this setting, referred to as […]

  • Sweats, night

    Severe hot flashes that occur at night and result in a drenching sweat. Night sweats can have many different causes, including medications, infections, and cancers.

  • Sweet wormwood

    A Chinese herb (also called qinghaosu) from which is extracted the antimalarial agent artemisinin.

  • Swimmer's ear

    Infection of the skin covering the outer ear canal that leads in to the ear drum, usually due to bacteria such as streptococcus, staphylococcus, or pseudomonas. Fungal infections may also occur. Swimmer’s ear is usually caused by excessive water exposure. When water pools in the ear canal (frequently trapped by wax), the skin will become […]


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