10 Big Symptoms of Depression: A Silent Killer

Depression is an invisible mental health concern that affects millions of people worldwide. It is a silent killer because its effects can go unnoticed, leading to profound suffering and even death for those who face this hidden battle.

When we all understand how dark depression can get, we can all create a more supportive environment and help people find a path to health and healing.

This article explores the symptoms of depression, warning signs, common types of depression, possible causes, and options for treatment and support.

What is Depression? The Unchosen Path

For many people, depression is not obvious. It can sit beneath the surface while you continue to work, care for others and move through daily life.

Depression is a mental health concern that interferes with the ability to think, feel, function or enjoy life. It often shows up as persistent sadness, but that isn't always the case.

When formally diagnosed, depression is a type of mood disorder characterized by the presence of a low mood, loss of interest or pleasure in activities, and physical or mental changes that affect daily functioning.

You do not need a diagnosis to seek treatment or therapy.

Depression is not a choice.

It doesn't discriminate and can affect anyone, regardless of age, gender or background.

It can manifest in various ways, making it challenging to comprehend and overcome.

From morning dread to dark days and sleepless nights, depression can cast a shadow over every aspect of life, making even the simplest tasks seem impossible.

10 Big Symptoms of Depression: The Many Faces

Depression can affect all aspects of your daily life: physical, mental, emotional and social.

It manifests differently for each person, but the fact that it takes a toll on the mind and body is universal.

Depression can manifest as these 10 big symptoms:

1. Depressed mood: Depression can result in a wide array of feelings, including sad, lonely, empty, tired, hopeless, despaired, irritable, discouraged, heavy, dark, down, stuck or blue.
2. Loss of interest or pleasure: Depression can show up as avoidance or disinterest in activities, sports, hobbies or a lack of social interactions that you once enjoyed.
3. Appetite or weight change: Depression can affect your appetite, food intake and body weight, resulting in weight gain or even weight loss without dieting.
4. Insomnia or hypersomnia: Depression can disrupt your sleep quality causing difficulties with falling asleep, staying asleep, disturbed sleep or oversleeping.
5. Restlessness or collapse: Depression can make you feel restless with uncomfortable urges to move and the inability to relax, or it can leave you in a state of collapse where you are unable to move.
6. Fatigue or loss of energy: Depression can cause low energy, tiredness, general weakness and heaviness, and require an increased effort to do basic physical tasks, daily activities, work or study.
7. Worthlessness or guilt: Depression can make you feel negatively about yourself or others and leave you feeling guilty and responsible for what you do or cannot do.
8. Difficulty thinking, concentrating or deciding: Depression can impact your memory, attention, focus and decision making, leaving you struggling through mental tasks, work and relationships.
9. Suicidal ideation or attempts: Depression can lead to intrusive self harm and suicidal ideation, thoughts, urges and attempts. Please get help if you experience these.
10. Physical symptoms: Depression can show up in the body as ongoing headaches, tension, aches and pains, digestive issues, or other physical symptoms without a clear medical cause.

All of these symptoms are real and should not be dismissed. It can be helpful to speak with a medical provider to rule out medical causes while also getting mental health support.

Warning Signs of Depression: The Fleeting Light and the Abyss

Depression is unpredictable.

Moments of respite can offer glimpses of light, but sometimes, the darkness intensifies, plunging you into an abyss of despair.

You might feel like you are in a dark place even when you are outside in sunny weather or spending time with family and friends.

You might have a constant feeling of loneliness with a heaviness in your chest, or an abrupt wave of pain while you're just going about your day.

It can be disheartening when you can't seem to get better, or when you are finally doing well then the depressed feelings overcome you with a renewed force.

Depression can also show up in ways that are easier for others to notice than for the person experiencing it.

When symptoms persist for two weeks or more, or when they represent a significant change from your usual self, it may be time to reach out for support.

Depression can appear as these warning signs:

• Anxious distress: Fear, panic, or a sense that something bad is about to happen
• Dissociation: Numbness or feeling disconnected from yourself or the world
• Mood reactivity: Mood shifts strongly in response to rejection, conflict or stress
• Angry outbursts: Irritability or a shorter temper than usual
• Social withdrawal: Avoiding friends, family, work or community
• Difficulty with basic routines: Struggling to eat, bathe, or get out of bed
• Impulsivity: Acting without thought or in ways that feel out of character
• Risky behaviours: Unsafe choices or disregard for personal safety
• Increased substance use: Alcohol, cannabis or drug use as a way to cope
• Hopelessness: Giving up or expressing that things won't get better

If you or someone you know is talking about being a burden or expressing that others would be better off without them, take it seriously. These words can signal suicidal thinking, even when they don't sound like a direct statement.

The Different Types of Depression: Fighting the Shadows

Depression can take several forms. Understanding the type of depression you are experiencing can help guide care and support.

Major Depressive Disorder: MDD is the most well-known condition, sometimes called clinical depression, and it can be categorized as mild, moderate, severe or persistent. MDD commonly involves the 10 big symptoms above, and can affect children, teens, and adults.

Seasonal affective disorder: SAD tends to occur during specific seasons, typically winter. It is characterized by recurring episodes of depression that coincide with decreases in natural sunlight. SAD can lead to low energy, increased sleep, weight gain, and a general sense of sadness or despair. It typically develops in young adults, though it can occur at any age.

Postpartum depression: PPD affects parents after childbirth and is associated with hormonal changes, emotional adjustments and the demands of caring for a newborn. It can result in intense feelings of sadness, anxiety, and exhaustion, making it challenging for new parents to bond with their babies and enjoy the early stages of parenthood. PPD typically affects the birthing parent, but it can affect non-birthing partners too.

Premenstrual dysphoric disorder: PMDD is a severe form of premenstrual syndrome that can cause significant mood disturbances and interfere with daily functioning. PMDD generally affects people of reproductive age, with symptoms often worsening in the years approaching menopause.

The Causes of Depression: Holding Space for Emotions

There is no one cause for depression.

Depression is complex and often develops from a combination of biological, psychological, emotional and social factors.

Possible contributors can include:

• Genetics or family history
• Brain chemistry
• Hormonal changes
• Chronic stress
• Trauma or adverse life experiences
• Grief and loss
• Social isolation
• Relationship conflict
• Medical illness or chronic pain
• Substance use
• Financial stress or housing insecurity
• Lack of support systems

Depression can also stem from the emotional wounds of early neglect, attachment injuries, abuse or trauma. Grief, shame, loneliness, and anger can all compound, creating an intricate web of emotions that overwhelm your capacity to tolerate feelings and stay connected with yourself and others.

Risk factors for depression

Risk factors do not mean depression is inevitable. They simply help explain why some people may be more vulnerable.

Certain experiences and conditions may increase the risk of depression, including:

• Family history of depression or other mental health disorders
• Chronic pain or chronic illness
• Significant loss or death of a loved one
• Major life transitions
• Ongoing stress at work, school, home or in relationships
• Substance use or excessive consumption of drugs or alcohol
• Abuse or neglect as a child
• Traumatic experiences including violence, accidents or natural disasters
• Financial strain or poverty
• Lack of support or health services

Protective factors for depression

Protective factors can support mental health and reduce the impact of depression. Small supports matter.

Certain experiences and conditions may protect against the risk of depression, including:

• Safe and supportive relationships
• A natural support system
• Stable home environment
• Financial security
• Access to mental health care or therapy
• Regular sleep routines
• Regular movement or physical activity
• Nourishing food and hydration
• Time outdoors and exposure to natural light
• Meaningful work, hobbies, creativity or spiritual practices
• Healthy boundaries
• Reduced substance use
• Self-compassion and emotional awareness
• Medical care when needed

Options for Depression Treatment: The Journey to Recovery

Depression is treatable.

The right treatment plan depends on you and your symptoms, history and needs.

There are effective treatments available for depression that can help you alleviate symptoms, regain control over your life and improve your overall well-being.

Common treatment options include:

1. Therapy: Talk therapy and somatic therapy involve working with a trained therapist to explore and address the underlying causes of depression. In therapy, you can develop coping strategies, shift negative thoughts, recognize and process difficult feelings, find safety in your body, release stuck feelings and learn healthier ways of managing pain and emotions.
2. Lifestyle changes: Adopting healthy lifestyle habits like regular exercise, a balanced diet, sufficient sleep and avoiding excessive alcohol or substance use can all contribute to improved mental health. Participating on a sports team can also help decrease symptoms of depression.
3. Support groups: Joining peer support groups or participating in group therapy can provide a sense of community and understanding. Connecting with others who are facing similar challenges can offer support, validation and shared experiences, fostering a sense of belonging and reducing feelings of isolation.
4. Mindfulness and relaxation techniques: Practices such as mindfulness meditation, deep breathing exercises and yoga can help you cultivate present-moment awareness and reduce stress. Trauma-sensitive mindfulness can be learned in therapy and integrated into daily routines to promote emotional health.
5. Medication: Medication can be an important part of depression treatment for some people. A family doctor, psychiatrist or qualified medical professional can discuss medication options, possible benefits, side effects and whether medication may be appropriate. Sometimes medication can provide enough relief to engage more fully in therapy, relationships and daily life.

Recovery from depression is not always linear.

Everyone's journey with depression is unique, and finding the right treatment approach may require some experimentation.

It might involve small steps forward, setbacks, and moments of hope. You can celebrate progress made, no matter how small, while also being gentle with yourself during difficult times.

Healing can include learning how to ask for support, practice self-compassion, reconnect with the body, understand old patterns, and build a life that feels more sustainable.

Depression may tell you that you are alone, broken, or beyond help. Those thoughts can feel powerful, but by acknowledging the painful emotions and seeking support, you can begin a process of self-discovery and growth.

Recovery is possible, and asking for help is a sign of strength, not weakness.

Depression Therapy in Alberta: Embracing the Light Within

If depression has been affecting your mood, energy, relationships, work, school, or sense of self, reaching out for support is a strong and meaningful step.

Therapy can guide you through the process of understanding and caring for your emotions and experiences.

Therapists work to create a safe and supportive space where you can explore your thoughts, behaviors and feelings to reconnect with what brings you joy.

In the darkest moments, there is still light within you.

This article is for educational purposes only and is not a substitute for therapy, medical advice, diagnosis or treatment.

If you or someone you care about are in crisis or at risk of harm, please get help now. You can call your local emergency number or go to the nearest emergency department. In Canada, call 911 or call/text 988 for immediate suicide or crisis support. In Alberta, you can also call the Mental Health Help Line 24/7 at 1 877 303 2642.

About the Author

Carol Korenowski is a writer, speaker and mental health advocate who created Therapy Alberta.