What to Do If You Think You Have Depression

Taking your suspicion seriously is the single most important first step. Depression is common, treatable, and tends to get worse the longer it goes unaddressed. If you’ve been feeling persistently low, empty, exhausted, or uninterested in things you used to enjoy for two weeks or more, that pattern deserves attention. The steps that follow are not complicated, but they matter: get an honest picture of your symptoms, rule out physical causes, and talk to a professional who can help you figure out what’s going on and what to do about it.

Getting an Honest Picture of What You’re Feeling

Depression doesn’t always look the way people expect. The stereotypical image is constant crying and obvious sadness, but many people experience it as numbness, irritability, difficulty concentrating, or a heavy fatigue that sleep doesn’t fix. Some people notice changes in appetite or weight. Others find that everything feels like it takes more effort than it should, or that small setbacks feel catastrophic. You don’t need to check every box to have depression. The pattern that matters most is persistence: are these feelings hanging around most of the day, nearly every day, for at least two weeks?

A good starting point is the Patient Health Questionnaire-9 (PHQ-9), a nine-item screening tool widely used in primary care. It asks you to rate, over the past two weeks, how often you’ve been bothered by things like poor appetite, trouble sleeping, low energy, and feeling like a failure. A score of 10 or above is the most commonly used threshold for flagging possible depression, and at that cutoff the tool catches roughly 88% of people who actually have major depression when validated against structured clinical interviews.¹ You can find the PHQ-9 freely online and fill it out in under five minutes. It isn’t a diagnosis. It’s a signal that it’s time to talk to someone.

One complication worth knowing about: burnout and depression can look almost identical on paper. Research comparing people with burnout to people meeting diagnostic criteria for major depression found that the two groups reported similar, severe levels of depressive symptoms, overlapping on eight of the nine standard diagnostic criteria.² This doesn’t mean burnout is “just” depression or vice versa, but it does mean you shouldn’t self-diagnose based on whether the cause feels work-related. If the symptoms are there, they deserve professional evaluation regardless of what you think triggered them.

Ruling Out Physical Causes

Before anyone lands on a depression diagnosis, it’s worth checking whether something medical is driving your symptoms. Several physical conditions produce feelings that are indistinguishable from depression on their own. Thyroid problems are the most well-known example: both underactive and overactive thyroid function have been linked to depressive symptoms, and depression itself can be accompanied by subtle thyroid abnormalities.³ Anemia, vitamin D deficiency, diabetes, sleep apnea, and chronic infections can all produce overlapping symptoms too.

A standard blood panel from your primary care doctor can screen for most of these relatively quickly. If a treatable physical cause is found, addressing it may resolve or substantially reduce your depressive symptoms. If everything comes back normal, that’s useful information too: it points toward a primary mood disorder and helps your provider recommend the right treatment.

Making That First Appointment

Your primary care doctor is a perfectly reasonable first contact. Depression is one of the most common conditions in primary care, and most family physicians and internists are experienced in recognizing and managing it.⁴ You don’t need to secure a psychiatrist referral before you can start getting help. A primary care visit can accomplish the blood work mentioned above, a clinical assessment of your symptoms, and an initial treatment plan in a single appointment.

Research into how doctors approach that first conversation with a depressed patient shows they draw on a mix of screening tools, clinical experience, and observation of your mood and affect during the visit.⁵ This means your doctor is not solely relying on a checklist. They’re also paying attention to how you come across in person, which is why being honest about how bad things actually feel matters more than organizing your symptoms perfectly.

A few practical tips for that first visit: write down your symptoms before you go, including when they started and how they’ve changed. Mention any family history of depression or anxiety. List the medications, supplements, and substances you use, including alcohol and cannabis. And if you’ve had thoughts of self-harm or suicide, say so directly. Doctors hear this regularly and need to know in order to help you safely.

What Therapy Involves

If your provider recommends psychotherapy, the two approaches with the strongest research base for depression are cognitive behavioral therapy (CBT) and interpersonal therapy (IPT). CBT focuses on identifying and changing thought patterns that feed depression, such as catastrophizing, all-or-nothing thinking, and chronic self-criticism. IPT focuses more on your relationships and social functioning, helping you navigate grief, conflict, role transitions, and isolation.

Head-to-head comparisons of the two show them performing in a similar range. A meta-analysis of randomized trials found CBT had a slight edge on one depression scale but no meaningful difference on another, suggesting that for most people the two approaches produce comparable results.⁶ The practical takeaway is that the specific therapy model matters less than finding a therapist you can work with consistently. If one approach doesn’t click, switching to the other is reasonable.

If access to in-person therapy is a problem, online CBT has shown comparable improvements in depressive symptoms and quality of life to face-to-face sessions. One trial even found that participants in the online group who dropped out had still completed more sessions on average than those who dropped out of in-person treatment, suggesting the convenience factor helps people stick with it longer.⁷

What to Expect from Antidepressants

If your doctor suggests medication, the most commonly prescribed first-line options are selective serotonin reuptake inhibitors (SSRIs). They’re generally well tolerated and have decades of evidence behind them. But the timeline for feeling better is one of the most frustrating aspects of antidepressant treatment, and understanding it upfront can prevent premature disappointment.

Antidepressants begin changing brain chemistry quickly, but the mood improvements take weeks to emerge. Research suggests these drugs shift how you process emotions early on, increasing positive emotional processing before you consciously feel better.⁸ The delay between neurochemical changes and actual symptom relief remains one of the big puzzles in the field.⁹ Most clinicians will tell you to give a medication at least four to six weeks at an adequate dose before deciding it isn’t working.

Side effects are common in the first week or two and often fade. In a large observational study of over 50,000 patients on SSRIs, the most frequently reported side effects were digestive discomfort (about 10%), sleep disturbances (about 9%), and heart rhythm changes (about 4%), but these were generally tolerable and did not significantly drive people to stop treatment. Excessive drowsiness and younger age were the factors most linked to early dropout.¹⁰ A separate randomized trial found that dizziness and the total burden of side effects at two weeks predicted who would quit treatment by six weeks, suggesting it’s worth discussing early side effects with your doctor rather than silently enduring or abruptly stopping.¹¹

If one medication doesn’t work or the side effects are intolerable, switching to a different one is standard practice. There are many options within the SSRI class and in other classes. Finding the right fit sometimes takes more than one attempt, which is frustrating but normal.

Exercise, Sleep, and What You Eat

Lifestyle changes won’t replace professional treatment for moderate or severe depression, but they’re meaningful additions. Exercise has the most robust evidence. Clinical research consistently finds that regular physical activity reduces depressive symptoms, yet it remains underused as an intervention compared to medication and therapy.¹² You don’t need to train for a marathon. Walking briskly for 30 minutes several days a week is the kind of routine that has shown benefits across studies.¹³ The hardest part, of course, is that depression saps exactly the motivation you need to get moving. Starting absurdly small, like a 10-minute walk around the block, and building from there is a legitimate strategy.

Sleep deserves special attention because it has a two-way relationship with depression. Poor sleep makes depression worse, and depression disrupts sleep. This bidirectional cycle means that improving sleep hygiene, such as keeping consistent wake times, limiting screens before bed, and avoiding caffeine after early afternoon, can have a real downstream effect on mood.¹⁴

Diet is a more tentative area. A Mediterranean-style eating pattern, emphasizing fruits, vegetables, whole grains, fish, and olive oil, has been associated with better mental health outcomes in observational research.¹⁵ Intervention trials, however, have produced mixed results. One randomized trial found that the improvements in depression scores depended heavily on which statistical adjustments were applied, with the effect disappearing after certain covariates were accounted for.¹⁶ Eating well is good for your overall health and unlikely to hurt your mood, but don’t expect a dietary overhaul to substitute for therapy or medication if you have clinical depression.

If You’re Having Thoughts of Suicide

Depression and suicidal thoughts often travel together, and if you’re experiencing thoughts of ending your life, this is a medical emergency that needs immediate attention. Call or text 988 (the Suicide and Crisis Lifeline in the US), go to your nearest emergency room, or call emergency services. These resources exist specifically for moments like this.

One evidence-based tool that clinicians use is the Safety Planning Intervention, a structured exercise where you and a provider create a personalized plan that lists warning signs, internal coping strategies, people and places that provide distraction, contacts you can reach out to for help, and ways to make your environment safer. In one large study of emergency department patients, those who completed a safety plan and received follow-up had roughly 45% fewer suicidal behaviors over six months compared to those who received usual care.¹⁷ Broader reviews confirm that safety planning reduces both suicidal behavior and suicidal ideation, and is associated with lower rates of hospitalization and better treatment attendance.¹⁸

You can ask any mental health provider, and most primary care doctors, to help you create a safety plan. Having one ready before a crisis hits is far more effective than trying to think clearly in the middle of one.

Getting Around Barriers to Care

Knowing you should see someone and actually getting an appointment are two different challenges. Cost is the most commonly reported barrier across all groups of people with depression, regardless of whether they also have other conditions.¹⁹ Among people with serious mental health problems who are uninsured, roughly two-thirds report that cost prevented them from getting the care they needed.²⁰

Some practical workarounds:

Community mental health centers: These offer services on a sliding fee scale based on income and are available in most US counties.
Training clinics: Graduate programs in psychology and social work operate clinics where supervised trainees provide therapy at significantly reduced rates.
Telehealth platforms: Online therapy often costs less than in-person sessions and eliminates transportation barriers. As noted above, online CBT produces comparable outcomes to face-to-face treatment.
Primary care integration: Many primary care offices now have embedded behavioral health providers, meaning you can access a mental health professional during a regular doctor’s visit covered by your standard insurance.
Employee assistance programs: If you’re employed, check whether your company offers an EAP, which typically provides several free therapy sessions per year.

Stigma is the other major barrier, and it’s harder to solve with a list of resources. If the idea of telling someone feels overwhelming, know that you don’t have to explain anything to anyone other than the provider you’re seeing. Plenty of people schedule therapy the same way they schedule a dentist appointment: privately and without announcement.

The Value of Peer Support and Trusted People

Professional help is the backbone of depression treatment, but the people around you matter too. Peer support programs, where people with lived experience of depression connect with others going through it, have been shown to reduce symptoms compared to standard care alone.²¹ These programs work in part by reducing social isolation and giving you access to practical information from someone who has navigated the same system.²² Organizations like the Depression and Bipolar Support Alliance and NAMI run free peer-led groups across the country and online.

Telling a friend or family member what you’re going through can also help, though it’s worth being selective. Choose someone who tends to listen rather than immediately try to fix things. Living with someone who has depression takes a real toll on family members and partners, and research has found that relatives often feel they are “living in the shadow” of the condition, with more support needed for them as well.²³ Being open with your loved ones, when you feel ready, can help them understand what’s happening and how to support you without burning themselves out.

When Standard Treatments Don’t Work

If you’ve tried two or more antidepressants at adequate doses and durations without sufficient improvement, your depression may be classified as treatment-resistant. This isn’t a dead end. It means the next tier of options comes into play.

Two approaches with growing evidence are repetitive transcranial magnetic stimulation (rTMS), which uses magnetic pulses to stimulate specific brain regions, and intranasal esketamine, a nasal spray derived from the anesthetic ketamine. Both performed better at reducing depression severity than simply switching to yet another antidepressant.²⁴ Head-to-head, rTMS and esketamine appear roughly comparable in overall effectiveness, though esketamine may produce a faster initial response. One study found cumulative response rates of about 69% for esketamine and 59% for rTMS, with remission rates of 45% and 40% respectively, a difference that reflects speed rather than a clear winner.²⁵

Esketamine (brand name Spravato) must be administered in a certified healthcare setting because of monitoring requirements, and rTMS involves a series of outpatient sessions over several weeks. Neither is casual or first-line, but both represent real options for people who have hit a wall with conventional treatment.

Staying Well After You Feel Better

Depression has a strong tendency to come back. That’s not a moral failing or evidence that treatment didn’t really work. It’s a feature of the condition itself. A large portion of people who recover from a first episode will experience at least one more in their lifetime. This makes a maintenance plan just as important as the initial treatment.

If you were prescribed antidepressants, most guidelines recommend continuing them for at least six to twelve months after you feel better, not stopping as soon as your mood lifts. Tapering off should always be done gradually and under medical supervision, because abrupt discontinuation can cause withdrawal symptoms that mimic a relapse.

Mindfulness-based cognitive therapy (MBCT), which combines meditation practices with elements of CBT, has been studied specifically for relapse prevention. Reviews of the evidence find it effective at reducing depressive symptoms and preventing recurrence, with results comparable to both standard cognitive therapy and ongoing medication.²⁶ This means that for some people, a structured mindfulness practice could eventually serve as a non-drug strategy for staying well long-term, though this should be discussed with your treatment provider rather than pursued as a solo replacement for medication.

Keeping up the lifestyle factors that helped during treatment, consistent exercise, reasonable sleep habits, social connection, and staying alert to your personal warning signs, creates a buffer that makes relapse less likely and easier to catch early if it happens. Building a relationship with a therapist you can return to periodically, rather than starting from scratch each time, is one of the more practical things you can do for your future self.