How do eating disorders begin in teenagers? This article covers anorexia and bulimia symptoms, causes, advice for families and why medical assessment matters.
A period you thought of as "just eating a bit more healthily" can, without your noticing, turn into skipping meals, banning certain foods altogether and spending long minutes in front of the mirror. Eating disorders are serious conditions that most often begin in adolescence and young adulthood and deeply affect both mental and physical health. Although from the outside they may look like "a problem with food", underneath there is often a need for control, a sense of worthlessness, anxiety and an effort to cope with difficult feelings. In this article we look at anorexia and bulimia in teenagers, the warning signs, the possible causes, what families can do, and why psychotherapy and medical monitoring need to go hand in hand in treatment.
What Are Eating Disorders?
Eating disorders are mental health conditions marked by a persistent and significant disturbance in eating behaviour and in thoughts and feelings about weight and body shape. These disorders are not a "choice", a "fad" or an "attempt to get attention". The person often finds it hard to stop their own behaviour, and this can have serious physical consequences, from malnutrition to hormonal irregularities, heart rhythm problems and deterioration in bone health.
The best-known types are as follows:
- Anorexia nervosa: Characterised by an intense fear of gaining weight, a markedly low weight for age and height, and perceiving one's own body differently from how it is. A person may see themselves as "fat" even though they are very thin.
- Bulimia nervosa: Repeated episodes of eating a large amount of food in a short time without control, followed by compensatory behaviours such as vomiting, excessive exercise or fasting for long periods. Because weight is often in the normal range, it can be harder to notice.
- Binge eating disorder: There are episodes of eating accompanied by a loss of control, but no regular compensatory behaviours. Intense shame and guilt after episodes are common.
- Avoidant/restrictive food intake disorder: A marked restriction of eating that stems less from weight or body concerns than from the texture or smell of food, or a fear of choking or vomiting. It is seen mostly in childhood and early adolescence.
Although eating disorders are talked about more often in girls, they also occur in teenage boys. In boys, the picture sometimes appears in the guise of "building muscle", excessive protein consumption and intense exercise, and can be missed for this reason.
What Are the Symptoms of an Eating Disorder in Teenagers?
Teenagers often try to hide their symptoms. For this reason, it is necessary to pay attention not to a single sign but to a pattern that forms over time.
Behavioural signs
- Skipping meals, with explanations such as "I ate at school" or "I'm not hungry" becoming frequent
- Banning certain food groups (bread, sugar, fat) altogether
- Cutting food into small pieces on the plate, eating very slowly, hiding food
- Excessive focus on counting calories, reading labels and weighing
- Going to the bathroom immediately after eating
- Intense, driven exercise regardless of weather or tiredness
- Avoiding family meals, invitations and eating out with friends
- Hiding the body in baggy clothes
- Food in the house disappearing quickly and inexplicably
Emotional and thinking signs
- Constant negative talk about body and weight
- Intense guilt or anxiety after eating
- Tying self-worth to weight and appearance
- Perfectionism, rigid rules, difficulty with flexibility
- Irritability, withdrawal, drifting away from friends
Physical signs
- Rapid weight loss or frequent weight fluctuations
- Irregular or absent periods
- Dizziness, fainting, constantly feeling cold
- Hair loss, dry skin, brittle nails
- Erosion of tooth enamel from vomiting, swelling of the cheeks, sores on the backs of the hands
- Fatigue, difficulty with attention and concentration
These symptoms on their own do not amount to a diagnosis. But if several occur together and increase over time, it is important to ask for an assessment rather than wait. This is because in eating disorders, early intervention plays a decisive role in the course of the illness.
Why Do Eating Disorders Occur?
Eating disorders do not have a single cause. They generally arise from a combination of biological, psychological and social factors.
Biological predisposition: A family history of an eating disorder, anxiety disorder or depression can increase the risk. The body's rapid change in adolescence can also unsettle body image in some young people.
Personality traits: Perfectionism, a high need for control, a tendency to please others and high sensitivity to criticism are commonly accompanying traits.
How feelings are coped with: For some young people, restricting food gives the feeling that "at least I can control this" in the face of the uncontrollable areas of life. The binge and vomiting cycle can serve as a brief escape from difficult emotions. This short-term relief is one of the main mechanisms that keeps the behaviour going.
Social and cultural influences: Filtered bodies constantly encountered on social media, "what I eat in a day" videos, rapid weight-loss trends and diet tips can affect young people's body image. We discuss this in detail in our article on teenagers and social media. The frequent discussion on social media in recent times of injections and medicines used for slimming can also feed, in some young people, the perception that "losing weight is easy and everyone's right"; using these products without a doctor's assessment carries serious health risks.
Messages within the family and environment: Comments easily made at family gatherings, such as "You've put on a bit of weight" or "This girl got her hips from her mother", can echo in a young person's mind far longer than expected. Family settings in Turkey, where table culture holds an important place and where "eat so you grow" and "watch your weight" are said at the same table, can create confusion in young people.
Difficult life events: Peer bullying (especially mockery about weight or appearance), moving house, parental divorce, loss, the intense pressure of exam periods or traumatic experiences can be triggers.
The Impact of Eating Disorders on Daily Life and the Family
Eating disorders affect not only the individual but the whole family. Mealtimes turn into a zone of tension, and parents swing between helplessness, anger and guilt. Siblings may feel neglected.
For the teenager, inadequate nutrition also changes the way they think. A brain that has not been adequately fed for a long time gets stuck on thoughts about food more, flexibility decreases, and anxiety and irritability rise. For this reason the approach of "If they'd only think rationally, they'd eat" generally does not work, because part of the problem is precisely that the way of thinking is affected.
School success, friendships, sport and hobbies can recede into the background over time. The young person may feel increasingly lonely and misunderstood. Eating disorders are often accompanied by depression, anxiety and, in some young people, self-harm.
What Can Parents Do? Step-by-Step Advice
1. Start a calm, non-blaming conversation
Do not raise the subject at the dinner table, in a crowded setting or during an argument. At a calm moment, one to one, share your observations without judging: "I've noticed you've been eating very little lately and you seem tired. I'm concerned about you and I'm here for you."
2. Focus on feelings and health, not appearance
Sentences like "You've got so thin" or "I can count your bones" may be perceived by some young people as an achievement, or may increase shame. Instead, focus on their energy, their enjoyment, their sleep and how they feel.
3. Do not argue or bargain
Coercion such as "Eat one more spoonful" or "Eat or I'll take your phone" often increases conflict and secrecy. Treating an eating disorder requires a professional team; at home, your role is to provide a supportive and calm environment.
4. Review body and diet talk at home
Reduce comments within the family about your own bodies and other people's appearance. Avoid dividing foods into "good" and "bad". You can also ask members of the wider family not to comment on the young person's weight.
5. Protect the shared table
Plan family meals that are as regular, calm and predictable as possible. Do not bring up topics at the table that involve exams, weight or argument. Try to keep mealtime as a moment of connection.
6. Ask for an assessment straight away, and do not wait
If you have a suspicion, a "let's wait a while, it will pass" approach is risky. In eating disorders, a psychiatric and medical assessment is necessary. A child and adolescent psychiatrist, a paediatrician or a family doctor will assess the physical condition, blood values and heart rhythm and lay the foundation for a safe treatment plan. A dietitian and a psychologist are also important members of this team.
7. Get support for yourself too
This process can be tiring and frightening for parents. Finding a space where you can talk about your own anxiety and helplessness makes it easier to support your young person more calmly.
8. Work together with the school and the treatment team
Contacting the school guidance service, with the young person's consent in mind, can help bring meals eaten at school, PE lessons and the exam pace into line with the treatment plan. It is also important to apply the recommendations from the treatment team consistently at home. When mother and father give different messages ("Your mother's exaggerating, don't eat if you don't want to"), the young person is left caught between the two parents and the process is made harder. As parents, first settling on a shared language between yourselves creates a reassuring framework for the young person. Noticing small steps of progress and appreciating strengths unrelated to food also help the young person not to see themselves as nothing but this problem.
An eating disorder is not a young person's "stubbornness"; it is a path they have clung to in order to cope with difficult feelings and which, over time, has taken them captive. Recovery is possible when patience, compassion and professional support come together.
When Should You Seek Professional Support?
If you suspect an eating disorder, it is right to consult a specialist in every case. The following situations in particular call for not waiting:
- Marked weight loss in a short time
- Periods stopping or becoming irregular
- Signs that vomiting, laxatives or similar methods are being used
- Dizziness, fainting, palpitations, extreme weakness
- Restriction of fluid intake as well
- Thoughts about food filling most of the day
- Marked withdrawal from school, friendships and family life
Physical symptoms such as fainting, chest pain or severe weakness, or a young person talking about harming themselves or ending their life, are an emergency. In such a case, call 112 (emergency services) without delay or go to the nearest emergency department.
How Are Eating Disorders Addressed in Therapy?
Treating eating disorders is a multi-faceted process and mostly requires teamwork. The psychiatrist makes the diagnosis and, where necessary, determines the treatment plan, and physical monitoring continues with the relevant doctors. Psychotherapy is one of the central components of this team.
In work carried out within adolescent counselling, the following themes stand out:
Cognitive Behavioural Therapy: CBT is one of the most studied approaches in eating disorders. The cycle of restriction, bingeing and compensation is noticed; a regular eating pattern is built step by step. The rigid links between weight, body shape and self-worth ("If I put on weight, I'm worthless") are questioned and more flexible ways of thinking are developed.
Emotion regulation: What feelings the eating behaviour is trying to soothe is understood. The young person learns different ways of coping with anxiety, anger, shame and loneliness.
Schema-focused perspective: In some young people, early schemas such as "defectiveness", "unrelenting standards" or "emotional deprivation" can play a role behind the eating behaviour. Understanding these patterns helps make change more lasting.
Family involvement: Especially in teenagers, involving the family in the treatment process is very important. How parents can support at mealtimes, how conflicts can be reduced and how the young person's autonomy can be protected are planned together.
Body image work: The young person is helped to rebuild their relationship with their body not only through appearance but through function, health and self-compassion. Our article on body image and self-confidence may also give you ideas here.
Recovery is not a linear process; ups and downs are normal. What matters is that the young person and the family are not left alone in this process.
Frequently Asked Questions
Do eating disorders go away on their own?
Waiting for an eating disorder to go away on its own is risky. These conditions can become entrenched over time and seriously affect physical health. Treatment begun early with the support of a psychiatrist and a psychologist increases the chance of recovery.
Can a young person whose weight looks normal have an eating disorder?
Yes. Especially in bulimia and binge eating disorder, weight is often in the normal range. For this reason, you need to look not at weight but at eating behaviour, compensatory behaviours, and the young person's thoughts and feelings about food.
Do eating disorders occur in teenage boys?
They do. In boys, the picture sometimes appears not as losing weight but as an obsession with achieving a muscular body, excessive exercise and rigid eating rules. The thought that "it doesn't happen in boys" can delay recognition.
How long does treatment for an eating disorder take?
The length varies according to the type of disorder, how long it has been going on, the physical condition and family support. It is generally a process that can last months and requires regular follow-up. The treatment team plans the process according to the young person's needs.
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Eda Erkan Alapala
Klinik Psikolog. İstanbul Kent Üniversitesi Klinik Psikoloji Tezli Yüksek Lisans mezunu; bilişsel davranışçı terapi, çocuk merkezli oyun terapisi ve çocuk-ergen psikoterapisi alanlarında eğitimlerini tamamlamıştır.
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