Congenital blindness in infants may be caused by environmental factors, including excessive exposure to radioactive substances during pregnancy.

When tickling the baby, not only does it smile, but it also emits loud laughter, showing interest in its own voice, repeating single syllables continuously. When supported in a sitting position, the baby can hold its head up; when crawling, it can lift its head, forming a 90-degree angle with the bed’s surface, and it enjoys playing with clothes. It shows interest in all objects around the crib, attempting to grab and touch them. As the baby’s physique continues to grow, its nervous system and psychology are also rapidly developing. For instance, it can lift its head while lying on its stomach, can roll over, and can sit for a while at 6 months old; it enjoys playing with its hands together; it has started teething and has preferences for favorite foods; it can clearly pronounce some syllables; it can recognize Mom among a crowd, is afraid of strangers, and begins to feel shy.

There are many reasons for a child’s thinness, which could be due to insufficient nutrition intake, excessive body expenditure, or anemia. It is recommended to visit a hospital for a physical examination to identify the cause and follow the doctor’s advice to take measures. Adequate sleep is very important for a child’s growth and development.

Can you still eat the expired Yiqi Weixue granules at home? Or is it better to throw them away?

Persistent increased intracranial pressure can lead to brain displacement and other severe consequences.

The main difference between severe Brain concussion and mild Brain concussion lies in the change of consciousness after the injury.

The main difference between severe concussion and mild concussion lies in the change of consciousness after the injury.

Lime water can irritate the mucous membranes of the gastrointestinal tract, potentially leading to gastric ulcers. It is recommended to drink a small amount of vinegar to neutralize the alkalinity if the amount consumed is not significant. If a large amount is consumed, vomiting should be induced. If vomiting is unsuccessful, medical attention should be sought immediately for gastric lavage treatment to prevent harm to the body.

Masturbation can potentially harm both the body and mind, but generally, it does not cause severe physical diseases.

The parents’ chromosome tests were normal, but the baby’s development is delayed. The baby had a peripheral blood chromosome test at the hospital, G-banded karyotype analysis, with a karyotype of 400 to 500 bands: 46, XY, Del(4)(P15). Is it that chromosome 4 is missing P15? What effects does this have on the baby?