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A skin pore clogged with oil, dead skin cells, and bacteria, usually on the face, neck, chest, back, or shoulders.

A state of feeling uneasy, unhappy, or unwell.

Inability to think or reason in a focused, clear manner.

Personality qualities include thinking very highly of oneself, needing admiration, believing others are inferior, and lacking empathy for others.

Impaired balance or coordination, can be due to damage to brain, nerves, or muscles.

Extremely elevated and excitable mood usually associated with bipolar disorder.

Symptoms or sensations, such as flashing lights or zigzag lines, which typically precede migraine headache, seizure, or other neurological events.

Anxiety and panic caused by the thought of performing.

Tingling or prickling, “pins-and-needles” sensation; usually temporary, often occurs in the arms, hands, legs, or feet.

A severe form of depression.

An altered or impaired sense of taste.

Not getting the required amount of sleep.

A perception of having seen, heard, touched, tasted, or smelled something that wasn't actually there.

Excessive sleepiness.

An inability to experience pleasure.

Disconnection and lack of continuity between thoughts, memories, surroundings, actions, and identity.

A problem with emotional or behavioral self-control.

Excessive eating.

Nighttime loss of bladder control, or bed-wetting, usually in children.

The act of deliberately harming the surface of one's own body, such as cutting or burning.