What’s wrong with a two year old crying before bed?

Two-year-old children crying before bedtime is considered to be caused by physiological factors such as hunger, environmental discomfort, and may also be caused by indigestion, vitamin D deficiency rickets and other diseases.
1. Physiological factors: if the child is in a state of hunger before bedtime, or indoor temperature and humidity is not appropriate, there will be two-year-old children crying before bedtime.
2. indigestion: two-year-old children crying before bedtime may be caused by abdominal discomfort, commonly caused by indigestion, mainly caused by improper diet and other factors. The child will have symptoms such as pain in the upper and middle abdomen and burning sensation in the upper and middle abdomen.
3. Vitamin D deficiency rickets: two-year-old children crying before bedtime may be caused by vitamin D deficiency rickets, which is related to increased nerve excitability. The disease is mainly caused by vitamin D deficiency, and common causes include insufficient intake and increased demand.
Two-year-old children crying before bedtime, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.