Half-year-old babies always rub their feet, may have a relationship with the baby play, foot disease, muscle tone and so on. 1. baby play: always rub feet may be the baby in play, half a year old baby limb control ability is relatively strong, coordination ability is also relatively strong, think rub feet fun always rub feet phenomenon, this is a normal situation. 2. foot disease: such as eczema, fungal infections, etc., can cause foot itching symptoms, the baby through the foot rubbing to relieve the symptoms. 3. high muscle tone: if the baby appears to be a long time and frequently rub feet, there may also be high muscle tone. Half-year-old babies always rub feet, 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’s treatment.