High-functioning alcoholics are individuals who are dependent on alcohol but still manage to maintain their daily responsibilities. They go to work, manage relationships, and engage socially—often appearing completely “normal.”

Unlike the stereotypical image of alcoholics as jobless or homeless, high-functioning individuals are often successful and well-educated. This makes it harder for friends and family to recognize the problem.

According to the American Addiction Centers, alcoholism is a chronic but treatable medical condition that alters brain function. High-functioning alcoholics may consume large amounts of alcohol without appearing drunk due to built-up tolerance.

Roughly 20% of heavy drinkers fall into this category, per the National Institutes of Health. They often deny their problem, using success or stability as excuses.

Despite appearing “in control,” excessive drinking still causes long-term damage to the liver, brain, and heart, and can lead to mental health issues.

Fortunately, treatments like detox, therapy, support groups, and medication can help.