A 4-year-old girl still has knee pain after calcium supplementation, and her parents are worried about potential diseases.

For a 4-and-a-half-year-old, left knee pain could be due to a muscle or tendon strain from intense physical activity or bone pain during growth and development.

A 5-year-old child experiences leg pain, detailed checks in Tangshan revealed fluid accumulation and synovitis in the knee area. After medication, the fluid disappeared, but now both hip joints have developed fluid accumulation. This condition has persisted for nearly a year, with worsening pain in the thighs at night. Blood tests were conducted at Yandah Hospital today. Please help analyze these test results for any abnormalities, as I am worried it might be arthritis. Additionally, a few days ago, the child had an ultrasound for abdominal pain and discovered enlarged lymph nodes in the abdomen.

A 2.5-year-old child has been experiencing pain in the left knee recently, although calcium supplements and cold compresses have been taken, there is no history of injury.

A child’s knee pain could be caused by a calcium deficiency, and a blood calcium test can help with diagnosis, along with recommendations for supplementing with calcium and nutrition.

Children feeling knee pain at night might be a condition known as growing pains, which usually does not require special treatment but can be relieved with hot compresses and massage. In addition, providing nutrient-rich foods such as milk, bones, walnuts, and eggs can promote the growth of cartilage tissue. Vitamin C is also beneficial for the formation of collagen, so children should be encouraged to consume vegetables and fruits rich in vitamin C, such as green vegetables, chives, oranges, and grapefruits. Although growing pains are not a disease, if the pain is severe, children should rest more and avoid vigorous activities.

Children’s knee pain during rainy weather might be due to changes in the weather. How should mothers handle this situation?