Fluid and pus fill underneath the skin, causing a small lump (viaWebMD).
An abscess triggers when bacteria spread to the deeper tissue under the skin.
Unlike a boil, it may not necessarily occur around a hair follicle.

Cysticacneand eye styes are common types of abscesses.
People with compromised immune systems may be more prone to boils and abscesses.
As it drains, apply a clean dressing, and keep the wound covered until the skin heals.

Never venture to squeeze a boil or abscess; this can make the infection worse.
However, none of these has been medically proven to drain or heal a boil.
The warm-compress remedy is the safest and easiest method of draining a simple boil, advisesGreatist.
More complicated cases need professional care.
Treat cuts and scrapes promptly by washing with soap and water and applying a clean bandage.