Depression: recognizing the signs and knowing when to consult
Temporary sadness or true depression? The guide to identifying the signs that should alert you, understanding what is at play, and knowing when to take the step of a consultation.
Sadness, gloom, depression: they are not the same things
The word "depressed" is commonly used to describe a temporary state: bad news, a breakup, a bout of fatigue. Medical depression is something entirely different. It is a disorder that persists over time — at least two weeks of continuous symptoms — that alters daily functioning and does not resolve spontaneously with rest or a sunny weekend.
This distinction is not a matter of vocabulary: it radically changes the approach. Temporary sadness needs time, kindness, sometimes a change of context. Established depression requires medical and therapeutic support.
The nine signs of adult depression to know
International classifications — that of the World Health Organization and the DSM-5 used by psychiatrists — identify nine major signs. When at least five of them are present for two weeks or more, and one of the first two is necessarily present, we speak of a major depressive episode.
1. A sad mood almost all day
This is not a momentary sadness linked to an event, but an established emotional background: the person feels empty, downcast, unable to really say why. For some, this sadness takes the form of persistent irritability rather than tears — this is particularly common among men.
2. Loss of interest in what one used to love
This is often the most telling sign. Activities that used to bring pleasure — sports, music, outings, reading, cooking — become indifferent or burdensome. This is called anhedonia. A person who no longer finds joy in anything, even in things that previously excited them, should raise concern.
3. Persistent sleep disturbances
End-of-night insomnia (waking up at 4 or 5 AM without being able to fall back asleep), difficulty falling asleep, or conversely hypersomnia with a need to sleep twelve hours without feeling rested. Depressive sleep is not restorative: one wakes up as tired as when going to bed.
4. Fatigue that does not go away
A deep weariness, present from the morning, that is not relieved by rest. The simplest tasks — taking a shower, preparing a meal, responding to a message — require an excessive effort. This fatigue has no identifiable physical cause.
5. Changes in appetite and weight
Either loss of appetite with weight loss, or conversely compulsive snacking with weight gain. A variation of more than 5% of body weight in one month without intentional dieting is a warning sign.
6. Noticeable slowing or agitation
Those around often notice it before the person themselves: slower gait, monotone voice, slowed gestures. Or conversely, anxious agitation, inability to stay seated, pacing.
7. Devaluation and guilt
"I am worthless, I am of no use, I am a burden to others." These thoughts, sometimes bordering on delusion in severe forms, are a strong marker. Depressive guilt covers everything, including old or trivial matters.
8. Difficulties in concentration and decision-making
Following a conversation, reading a book, watching a whole movie becomes difficult. Choosing between two mundane options — what to eat, what to wear — can seem insurmountable. This cognitive complaint is central and directly impacts professional life.
9. Thoughts of death
Not necessarily a well-developed suicidal plan, but recurring thoughts: "what if I didn't wake up tomorrow," "it would be easier without me." This sign should always prompt urgent consultation, without exception.
| Symptom | Temporary sadness | Depressive episode |
|---|---|---|
| Duration | Few days to 1-2 weeks | At least 2 continuous weeks |
| Identified trigger | Often yes | Not always, or disproportionate |
| Pleasure preserved | Yes for some activities | No, global anhedonia |
| Sleep | Little or no disturbance | Insomnia or hypersomnia |
| Daily functioning | Maintained | Altered (work, home, relationships) |
| Spontaneous evolution | Improvement in a few days | Worsening or stagnation |
The forms that depression can take
Not all depressive episodes are alike. The classic form combines sadness, slowing, and dark thoughts, but other presentations exist. Masked depression, for example, is primarily expressed through physical complaints: back pain, abdominal pain, recurrent migraines that medical examinations do not explain. Seasonal depression appears in autumn and disappears in spring. Postpartum depression affects up to 15% of young mothers in the year following childbirth.
In men, depression often takes on a face that is not easily recognized: irritability, anger, risky behaviors (alcohol, speed, avoidant behaviors), withdrawal into work. Women verbalize their emotional suffering more, which partly explains why they are diagnosed more often — without the actual prevalence necessarily being different.
🎯 Three red flags that require immediate consultation
Thoughts of death or suicide, even fleeting. A loss of contact with reality (delusional ideas, hallucinations). An inability to eat, wash, or get out of bed for several days. In these three cases, you must consult without delay — general practitioner, psychiatric emergencies, or 3114 (national suicide prevention number, free, 24/7).
Why we delay consulting — and why it's a trap
The majority of people who develop depression take between six and eighteen months before consulting. Several mechanisms explain this delay.
First, shame. Acknowledging that one is unwell remains socially difficult, especially in professional cultures where performance is valued. Then, symptomatic confusion: fatigue is attributed to overwork, irritability to lack of sleep, loss of interest to a slump. Depression itself prevents recognition: it convinces the person that they are just "weak," "lazy," "ungrateful." This logic of devaluation is a symptom, not an objective diagnosis.
The trap of delayed consultation is that untreated depression tends to worsen. The longer the episode lasts, the greater the risk of recurrence, and the longer the treatment becomes. Conversely, early detected and treated depression recovers in 70 to 80% of cases within a few months.
When and how to take the plunge
Self-assessment as a first reference
Before consulting, many people need to put words to what they are experiencing. Standardized questionnaires do not provide a diagnosis — only a doctor can do that — but they give an objective indication of the intensity of symptoms, which helps in deciding and structuring the exchange with the professional. On DYNSEO, you can take an online self-questionnaire that includes standard medical questions and provides an interpretable score. This is not a diagnosis, but a useful starting point.
The general practitioner, the first contact
For a large majority of cases, the general practitioner is the right entry point. They know your history, rule out possible physical causes (hypothyroidism, deficiencies, medication side effects), and refer to a psychiatrist or psychologist depending on the situation. They can also initiate treatment and a work stoppage if necessary.
Psychiatrist or psychologist?
The psychiatrist is a doctor: they diagnose and can prescribe medication, and their consultations are reimbursed by social security. The psychologist is not a doctor but offers structured psychotherapeutic support; since 2022, the Mon soutien psy program allows for twelve reimbursed sessions per year with a contracted psychologist.
Effective approaches
Cognitive-behavioral therapies (CBT) have the best-documented effectiveness in mild to moderate depression. For more severe forms, the combination of an antidepressant and psychotherapy yields the best results. Regular physical activity, light therapy for seasonal forms, and maintaining a structured social framework effectively complement treatment.
💡 Support from loved ones: what really helps
Do not say "pull yourself together," "think positive," or "it could be worse elsewhere." Instead: listen without judgment, offer regular even brief presence, accompany physically to the first appointments, encourage simple routines (meals, sleep, daylight). Patient presence is more helpful than advice.
Cognitive stimulation and depression: a useful complement
Depression alters several cognitive functions: concentration, working memory, processing speed, decision-making. These difficulties often persist for several weeks after the disappearance of mood symptoms, what is called "residual cognitive depression." Maintaining stimulating brain activity, without performance pressure, helps recovery. Short, playful exercises with adjustable intensity like those offered by the JOE app for adults can complement care by restoring the sense of personal effectiveness, often eroded by the depressive episode.
For professionals who support depressed patients — caregivers, home aides, family supporters — understanding the cognitive dimension of the disorder makes a real difference. The DYNSEO online training, certified Qualiopi, addresses these issues in several courses dedicated to mental health and mood disorder support.
What to remember
A sadness lasting more than two weeks, affecting both mood and pleasure, impacting sleep, appetite, concentration, and daily functioning: it is no longer just a slump, it is probably depression. Recognizing it early changes the prognosis.
Consulting is not an admission of weakness; it is a care act equivalent to seeing a doctor for persistent chest pain. Depression is an illness, not a character flaw, and it can be treated in the vast majority of cases.
Frequently asked questions
How long does a depressive episode last without treatment?
On average, between six and twelve months for a first episode, but with significant variations. A quarter of people experience spontaneous remission in less than three months; conversely, 15 to 20% progress to chronic depression. Treatment significantly shortens the duration and reduces the risk of recurrence.
Can you be depressed without being sad?
Yes. Some depressions manifest mainly as irritability, physical complaints, or emotional detachment described as "affective numbness" rather than sadness. This is particularly common among men and adolescents.
Can depression return after a first episode?
The risk of recurrence is about 50% after a first episode, 70% after two, and 90% after three. This does not mean one is doomed — prolonged follow-up and a prevention strategy (maintenance psychotherapy, lifestyle hygiene, early detection of warning signs) significantly reduce this risk.
Do antidepressants create dependency?
No, in the medical sense: they do not cause addiction or compulsive desire for use. However, abrupt cessation can lead to withdrawal symptoms such as dizziness, nausea, sleep disturbances. That is why cessation is always done gradually, under medical supervision.
How to help a loved one who refuses to consult?
Maintain the connection without insisting at every exchange, express your factual concern ("I see that you are not sleeping, that you are not eating"), offer physical accompaniment to the first appointment, contact the general practitioner to explain the situation. In case of emergency with suicidal thoughts, 3114 also guides loved ones.
Does depression also affect seniors?
Yes, and it is largely underdiagnosed because symptoms are wrongly attributed to aging, loneliness, or somatic illnesses. Depression in the elderly often takes a particular form, with more cognitive and somatic complaints than expressed sad mood. Specific tools exist for this population.
What is the role of physical activity in depression?
Regular physical activity (30 minutes of moderate intensity, three times a week) has an effectiveness comparable to a mild antidepressant for moderate forms of depression. It affects neurotransmitters, sleep, self-confidence, and cognition. It is a scientifically validated non-drug pillar.
Can my company help me in case of depression?
The occupational physician is bound by medical confidentiality and can adapt your position or recommend a work stoppage without revealing the diagnosis. Many companies also offer an anonymous psychological listening service. Recognized mental disability by RQTH opens up additional accommodations.
Taking the first step
Recognizing the signs is not enough — action must follow. If several of the symptoms described in this guide resonate with you, or with a loved one, do not let several months pass before consulting. Depression is treated all the better when addressed early, and the resources to overcome it have never been more accessible. A general practitioner, a contracted psychologist, sometimes simply a self-assessment questionnaire: all these are entry points to a care pathway that, in the vast majority of cases, leads back to a full life.