Teen depression is often overlooked but can severely impact school performance, social relationships, and emotional development. Symptoms include irritability, withdrawal, changes in sleep and appetite, low motivation, and low self-esteem. This article explains causes, risk factors, and early warning signs. Effective coping strategies, therapy options, and guidance for parents, teachers, and caregivers are discussed. Readers will learn how to provide support, encourage healthy habits, and seek professional help when necessary. Awareness and early intervention are critical to ensuring teenagers’ mental well-being and overall development.