Hold the baby's ankle with both hands, make the baby's legs straight, and then bend the baby's legs at the same time, so that the knee joint is as close to the abdomen as possible. Repeat 3 times in a row.

Prone exercise

Put the baby on his stomach, arms forward, and don't put it under him. The mother stood in front of the baby and Doby the child with a toy. The child naturally raised his head. In order to avoid children's fatigue, they only practice for half a minute at first and gradually extend it to once a day.

Lying prone can not only exercise neck muscles, chest muscles and back muscles, but also increase vital capacity and promote blood circulation, which is conducive to the prevention of respiratory diseases, expand children's horizons, and explore new things from different angles, which is conducive to intellectual development.

Chest expansion exercise

The baby lies on his back, the mother holds the baby's wrist, and the thumb is placed in the baby's hand for the baby to hold.

Let the baby's arms separate left and right, palms up, then cross his arms on his chest, and finally restore. Do it three times in a row.

Three-month-olds should have time for outdoor activities. When the weather is fine, they can do 10 ~ 30 minutes of outdoor activities. Parents should insist on doing exercises for their children. In addition to the actions you have learned before, you can add two actions.

Stretching exercise

When the baby lies on his back, the mother holds the baby's wrist with both hands and puts the baby's arms at his sides.

Pull the baby's arm to his chest. The palms are opposite, then lift the baby's arms obliquely to both sides, then pull the baby's arms flat on the chest, palms are opposite, and finally restore. Repeat the above actions twice.

Leg lifting exercise

The baby is lying on its back, with its mother's thumb down and the other four fingers up. Hold the baby's calf and straighten his leg. Lift the baby's legs up at right angles to the abdomen, then restore them and do them twice in a row.

Four-month-old children can do post-flexion exercises and sit-ups

Backward buckling motion

Let the baby lie prone and hold the baby's calf with both hands. Lift your legs, then put them down and do it twice in a row.

sit-up

Let the baby lie on his back, hold the baby's wrist with both hands, pull the child to sit up, then restore it and do it twice in a row.

For the sake of children's health, we should insist on giving them exercise. Outdoor exercise and sunbathing are both essential exercise methods. This month, in addition to adhering to several sets of actions learned before, you can also add an action.

Legs alternate flexion and extension.

When the baby lies on his back with his legs straight, the mother gently holds the baby's ankle with both hands, pushes his left leg to bend to the abdomen, then restores it, then pushes his right leg to bend to the abdomen, and then puts it down to restore it, doing it twice in a row.

This month, in addition to adhering to the previous aerobics, you can also add an action.

One-arm sit-ups

The baby lay on his back with his legs straight. Parents hold the child's left leg with their left hand and let the child hold it with their right thumb. Gently pull up the child and repeat twice.

Waist movement

The baby lay on his back with his legs straight. Parents hold the child's waist with their right hand, press the ankle with their left hand, and gently hold the child's waist with their right hand. When lifting the waist, pay attention to the child's head not to leave the bed surface, and don't use too much force.

Leg movement

Put the child on his stomach. Parents are behind the child, holding his wrist with both hands, helping the child kneel down, and then helping him stand up straight. Repeat it twice. It should be noted that when the child kneels straight, try to let him stand up by himself.

Prone upright movement

Let the child lie on the bed, parents hold the child's elbow with their hands behind their backs, gently hold the child and let him stand up by himself, and repeat it several times.

Bending exercise

When the child stands upright, the parents hold the child's abdomen with one hand behind his back and his knees with the other. Put a toy in front of the child and let the child bend down to pick it up, and repeat it several times.

Jumping motion

The child stands upright, and the parents hold the child under their armpits with their hands and let the child jump. At the beginning, parents can make a little effort and gradually transition to children's own jumping.