Erb's Palsy is the paralysis of the arm resulting from damage to the upper group of the primary nerves supplying it, namely the upper trunk C5-C6 of the brachial plexus, is known as Erb palsy. It is one of the most frequent neurological birth injuries, and while they don't always result from it, the traction on the neck during a difficult birth is the primary cause of these injuries.

What are the Causes of Erb's Palsy :

• The brachial plexus is injured by traction of the neck during delivery can cause Erb's Palsy . 
• Macrosomia
• Shoulder dystocia means when one or both of the baby's shoulders get stuck during vaginal delivery. 
• Having a large baby can increase the risk during delivery.

What are Symptoms of Erb's Palsy :

• Weakness in one arm.
• Loss of feeling in the arm.
• Partial or total paralysis of the arm.
• Lack of reflexes on the affected side
• No movement in the arm or a part of the arm.
• Minimal grip strength in the affected hand.
• An arm bent at the elbow and held tightly to the side of the infant.

Risk Factors for the baby who can get Erb's Palsy :

• Obese or overweight pregnant mother.
• Diabetes in the expecting parent.
• Previous pregnancy with shoulder dystocia.
• Twin pregnancy
• Taking oxytocin or receiving an epidural during giving birth.
• Breech presentation of the child.

Physiotherapy Treatment for Erb's Palsy :

• Range-of-motion exercises and stretching can help keep your baby's arm, hand, and wrist from stiffening up. 
• A joint contracture is a persistent stiffness in the joint, which is something you want to prevent in Erb's Palsy.
• Take your doctor's recommendations on how often you should move each day. 
• Exercise combined with water is called hydrotherapy. The water's assistance lessens the pain that comes with exercising. 
• Botulinum toxin, often known as Botox, is an injection that your doctor may provide to temporarily paralyse functioning muscles and promote the takeover of weaker muscles. 
• In order to keep your baby's hand from curling inward and hardening, they might additionally splint it.