“How Would I Know If I’m Depressed?” A Gentle Guide to Understanding Low Mood

The word “depressed” gets used a lot in everyday conversation. People might say they’re depressed when they’ve had a tough day, lost a job, or fallen out with someone close. And while those feelings are completely valid, they’re often part of life’s natural ups and downs.

But clinical depression is something different.

If you're asking yourself, “How would I know if I’m actually depressed?” — it’s a good and important question. Depression can sometimes creep in quietly. You may just feel off, unlike yourself, or emotionally flat without understanding why.

Let’s explore what depression really is, how to recognise it, and when it might be time to reach out for support.

What Is Depression?

Depression is more than just feeling sad or low for a few days. It’s a persistent low mood that lasts for at least two weeks, often alongside other emotional and physical symptoms.

It can affect your sleep, appetite, energy, thoughts, and ability to function in day-to-day life. Some people know when they're depressed. Others only realise when someone else notices a change, or when things start to fall apart—at work, at home, or internally.

Signs You Might Be Experiencing Depression

If you’re unsure whether what you’re feeling is depression or just “a rough patch,” these symptoms can help clarify things.

You don't need to experience all of these to be struggling. But if several feel familiar, it may be worth exploring further with a therapist or GP.

Core Symptoms of Depression:

• Persistent sadness or low mood (with or without crying)

• A loss of interest or pleasure in things you usually enjoy

These two symptoms are key to most depression diagnoses. They may be joined by other emotional and physical changes.

Other Common Symptoms:

• Sleep problems: difficulty falling asleep, waking early, or sleeping too much

• Changes in appetite or weight: eating much less (or more) than usual

• Exhaustion or fatigue, even after rest

• Restlessness or noticeably slower movements

• Difficulty concentrating, thinking clearly, or making decisions

• Feelings of guilt or worthlessness, often excessive or not based on facts

• Thoughts about death or dying, including hopeless thoughts like “what’s the point?” or “I don’t care if I wake up”

If these thoughts are present, especially if they’re getting stronger or turning into plans, it’s important to seek help right away. You're not alone—and support is available.

“I Just Don’t Feel Right... Could This Be Depression?”

Many people who are living with depression don’t realise it. They may think they’re just tired, lazy, unmotivated, or failing. Some think it must be a physical illness when they start losing weight or struggling to get out of bed.

But depression doesn’t always look like deep sadness—it can also look like:

• Irritability or numbness

• Over-functioning while emotionally detached

• Pulling away from people you love

• Losing interest in sex, socialising, or small pleasures

What If You’re Not Sure?

If something inside you doesn’t feel right—if you’re saying things like:

• “I just feel off”

• “I can’t explain it, but I’m not myself”

• “I should be fine, but I’m not”

…then it’s worth paying attention. You don’t need to wait until things are severe before reaching out. Therapy can help you make sense of what you’re feeling, even if you’re unsure what that is yet.

You Don’t Have to Go Through This Alone

I’m a BACP-accredited therapist offering confidential online counselling across the UK. If you're struggling with low mood, lack of motivation, or emotional numbness, I offer a calm, non-judgmental space to explore what’s going on—at your own pace.

Whether this is your first time reaching out or you’ve tried therapy before, you’re welcome here.

Book Now