Anxiety symptoms in teenagers

Some anxiety is a normal part of growing up, but for many teens it tips into something that gets in the way of school, friendships, and sleep. It often hides behind irritability, physical complaints, or avoidance rather than an obvious statement that they feel anxious.

The signs below are what parents and clinicians watch for. If several persist for weeks, it is worth a conversation with a professional. (Our screeners are validated for adults, so a teen should be assessed by a clinician.)

How it specifically shows up in teens

Physical complaints

Frequent stomachaches, headaches, or feeling sick — especially on school mornings — are one of the most common ways teen anxiety shows up.

Avoidance

Ducking out of tests, presentations, social events, or school itself to escape the anxious feeling, which quietly makes it stronger.

Irritability and restlessness

Snapping, tearfulness, or being unable to settle can be anxiety rather than ordinary teenage moodiness.

Reassurance-seeking and perfectionism

Repeated "what if" questions, needing constant reassurance, or fear of any mistake — a heavy inner standard driving the worry.

Sleep and concentration trouble

A mind that will not switch off at night, and difficulty focusing by day, often mistaken for laziness or defiance.

See also the full guide to anxiety symptoms and the anxiety overview.