Why Do Babies Smile While Asleep?

Babies may smile in their sleep due to night terrors, possibly caused by calcium deficiency. It is recommended to undergo a blood trace element test and supplement calcium as needed. In daily diet, increase the intake of calcium-rich foods such as fish and bone broth.
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Why Do Babies Suddenly Sit Up While Sleeping?

Babies may suddenly sit up while sleeping due to calcium deficiency. It is recommended to supplement with calcium and consume yogurt to regulate intestinal function. At the same time, parents should pay close attention to their child’s condition and seek treatment promptly to avoid further development of neurological diseases.
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Why Do Babies’ Nostrils Expand During Sleep?

This may be due to poor sleep habits in babies, related to a deficiency of vitamins A and D. It is recommended to let the baby sleep directly in bed and maintain continuous sleep to promote better sleep quality. If not taking vitamin A and D, supplementation should be done as soon as possible.
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