How do you know when a baby’s sleep issues are normal, or the sign of something else? Romper reports.

To be an advocate for their child’s sleep, parents have to dig deeper when their baby is suffering from insomnia since this condition is a secondary one, resulting from another cause. As Health Hype pointed out, causes of childhood insomnia can include (but are not limited to) teething, illness, difficulty breathing, constipation, or food intolerance. In fact, getting to the root of the problem could lead to your child snoozing more soundly. In a study published in the journal Pediatrics, for example, researchers found that babies with an allergy to cow’s milk suffered from sleep disturbances when ingesting it, but when milk was excluded from their diet, their sleep pattern normalized.

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