A 6-month-old baby often raises their head and then falls back onto the bed while preparing to sleep, which may be caused by underdeveloped neck muscles.

Sucking on fingers is a normal behavior for a four-month-old baby, indicating their hand-eye coordination and finger function are developing. However, if this continues without other development, it may become a bad habit.

Sucking on fingers is a normal behavior in infants under one year old, as they use it to explore and perceive the world. Keeping their hands clean, the act of sucking on fingers itself is harmless.

A seven-month-old baby often bends over when sitting and tends to slouch when standing. This may be due to incorrect sitting or holding postures in early stages, as well as possible deficiencies in vitamin D and calcium.

Parents are concerned if their baby, who is almost one week old, lacks trace elements and how to supplement them.

It is normal for a baby to not have any teeth by one week old. The development of primary teeth begins in the fetal stage, with the tooth buds forming in the baby’s upper and lower jawbones, containing 20 primary teeth. At birth, these tooth buds only have crowns without roots, which develop gradually after birth. Typically, babies start growing primary teeth around six months old, starting with the lower front teeth, followed by the upper front teeth. By around two and a half years old, all 20 primary teeth should have grown out. There is no need to worry at this stage. Wishing your baby a healthy growth.

Understanding whether it’s normal for a 12-month-old baby not to have teeth