A baby’s left hand being more flexible than the right hand may be related to factors such as heredity, usual exercise, and brachial plexus nerve injury.
1. Genetic factors: if the baby’s parents and other immediate family members have a left brain that is more flexible than the right brain, then the baby may also have a left hand that is more flexible than the right hand.
2. usual exercise: baby in life, often with the left hand to do fine movements, may be due to usual training exercise and other factors, will also cause the baby to appear left-handed than the right-handed flexible symptoms.
3. brachial plexus nerve injury: this is due to pulling, fracture trauma caused by the brachial plexus nerve injury, there will be a loss of motor sensory function of the upper limbs, but because of the location and degree of injury is different, the symptoms will also be different, part of the baby will always be more flexible than the right hand left hand phenomenon.
The left hand is more flexible than the right hand, there may also be other reasons, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.