Complainer Blog

Articles about children's sleep and nutrition — expert knowledge in one place.

90 articles

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Parenting

Sleep

Child's Sleep on Vacation: How to Maintain Sleep Rhythm While Traveling?

Travel can temporarily disrupt a child's sleep. Discover how to use a predictable daily rhythm, natural light, and familiar routines before, during, and after a vacation.

May 22, 2026 11 min read

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Parenting

Nutrition

Picky Eater Child – What to Do When Your Child Refuses to Eat?

Is your child refusing meals or eating only a few foods? Learn how to distinguish typical pickiness from issues requiring consultation and how to support your child without pressure.

May 23, 2026 10 min read

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Child Sleep and Development

Sleep

8-Month Sleep Regression: Separation Anxiety and Night Wakings

Around 8-10 months, sleep may worsen due to separation anxiety, new motor skills, and nap changes. We explain how to respond safely to night wakings, what to avoid, and when to consult a pediatrician.

May 22, 2026 9 min read

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Health & Diet

Nutrition

Child refusing sweets offered by a parent

Sugar in Your Child's Diet: How to Limit Sweets Without a Battle?

Daily requests for something sweet can tire the whole family. This article shows how to approach the topic calmly and effectively, without bans that only increase tension.

May 23, 2026 14 min read

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Parenting

Sleep

Sleep Regression in Infants – Causes, Symptoms, and Effective Coping Strategies

Sleep regression is not a diagnosis but a common term for a temporary change in an infant's sleep. Learn what may cause frequent awakenings, how to support your child, and when to consult a pediatrician.

May 22, 2026 9 min read

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Picky Eating

Nutrition

Food Neophobia in Children – A Developmental Stage or a Call for Help?

Food neophobia in children often worries parents, especially when a child rejects new dishes and prefers only a few familiar foods. This article explains when such caution is still within developmental norms and when it may indicate selective eating requiring more attention.

May 23, 2026 16 min read

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Child Health and Wellness

Sleep

Separation Anxiety and Your Child's Sleep – How to Help Without Nighttime Wake-Ups

Separation anxiety can temporarily make falling asleep difficult and increase nighttime wake-ups. We explain what's normal, how to support your child in the evening and at night, and when to consult a specialist.

May 22, 2026 11 min read

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Parenting

Sleep

Child Sleep Training: Methods, Controversies, and Gentle Alternatives

Sleep training includes both gentle reduction of assistance and more decisive methods. We explain what research says, how to choose an approach, and when to first consult about your child's health and development.

May 22, 2026 9 min read

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Child Health

Sleep

Insomnia in Children – Causes, Symptoms, and Effective Treatments

Not every nighttime awakening means insomnia in a child. Learn how to distinguish typical developmental awakenings from sleep problems, what can help, and which symptoms require a doctor's consultation.

Mar 26, 2026 10 min read

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