What is depression?

Depression is a condition that affects how you feel, think, and function each day. It goes beyond temporary sadness and can impact your energy, sleep, appetite, and outlook on life. Without support, even simple tasks can feel overwhelming.

This condition is common and treatable. With the right care, many people begin to feel better and regain a sense of balance.

Depression does not have a single cause. It often develops from a mix of factors, including:

• Changes in brain chemistry
• Family history of depression
• Stressful life events or trauma
• Chronic medical conditions
• Hormonal shifts, especially during pregnancy, after childbirth, or menopause

Symptoms

Depression can look different from person to person, but there are common signs to watch for.

Common symptoms include:

• Ongoing sadness, anxiety, or feeling “empty”
• Loss of interest in hobbies or activities
• Changes in sleep, such as insomnia or sleeping too much
• Appetite or weight changes
• Low energy or constant fatigue
• Trouble focusing or making decisions
• Feelings of guilt, worthlessness, or hopelessness
• Physical issues like headaches or stomach problems
• Thoughts of death or suicide

How is it diagnosed?

A healthcare provider or mental health specialist will talk with you about your symptoms, mood, and daily experiences. They may ask questions about your health history and how long you’ve been feeling this way.

There isn’t a single test for depression. Diagnosis is based on your symptoms and how they affect your life.

How is it treated?

Treatment for depression often begins with supportive, noninvasive options and may include a combination of approaches.

Common treatments include:

• Therapy: Talking with a trained professional can help you understand your thoughts and build coping skills
• Medication: Antidepressants may help balance brain chemicals and improve mood
• Lifestyle support: Regular exercise, healthy sleep, and staying connected with others can make a difference

If symptoms are severe or don’t improve, more advanced treatments may be recommended, such as transcranial magnetic stimulation (TMS) or electroconvulsive therapy (ECT).

Recovery takes time, but many people begin to notice improvement within a few weeks of starting treatment. Ongoing care can help prevent symptoms from returning.