Resistance means that under the control of the central nervous system, the various systems of the human body work together in close cooperation to ensure the normal conduct of the body’s life activities. In fact, this defense ability of the human body is resistance. Poor baby resistance requires the following conditioning: 1, drink more water: poor baby resistance, you must drink more water, water can promote metabolism, making it the first line of defense against a variety of bacteria. 2, sufficient sleep: to enhance resistance must ensure that the baby has sufficient sleep time. Generally in the development and growth of children, you need to ensure 8 to 10 hours of sleep every day. 3, outdoor exercise: parents take their babies out more outdoor, physical exercise, can enhance physical fitness, from childhood exercise on the future healthy growth is also a very big benefit. In the outdoors can absorb sunlight, promote calcium absorption, which helps growth and development. 4, a reasonable mix of diet: children’s daily food is also very critical, life diet nutrition with unreasonable children will be very easy to get sick. Pay attention to eat more fresh vegetables, fruits, lean meat, eggs, etc., and try not to favor certain things. Parents do the above points, the child’s resistance will be greatly enhanced, the opportunity to get sick greatly reduced, so the key is to do a good job of care when the child is small.