It is advisable to eat less meat and less meat: Elderly people who overeat meat and greasy food for a long time are prone to high blood pressure, atherosclerosis, coronary heart disease, hyperlipidemia, diabetes and other diseases. Therefore, the elderly should avoid meat in their diet and should eat more vegetables and fruits. Mainly vegetarian food, less meat, pay attention to the combination of meat and vegetables to meet the body's needs for a variety of nutrients. Ancient health experts once advocated: "Five grains are for nourishment, five animals are for benefit, five vegetables are for supplement, and five fruits are for help", which shows that different nutrients can complement each other in the body.

Prefer freshness and avoid staleness. Freshness and staleness refer to the quality of food. Fresh food contains many nutrients and is delicious, which can not only induce the appetite of the elderly, but also facilitate digestion and absorption. Due to the weakened immunity of the body and the reduced detoxification function of the liver, the elderly should avoid eating all spoiled foods and half-dead turtles and crabs in their diet.

Eat less and avoid more. The digestive function of the gastrointestinal tract decreases in old age. If you eat too much, it can easily lead to overburden of the gastrointestinal tract and symptoms such as belching, bloating, and diarrhea. A heavy meal can damage brain function and promote aging. The ancients said: "The appetite is small but the appetite is small, and the desire is not to eat more in one meal." The elderly should implement the principle of eating less and more meals based on their physical constitution, the amount of activity, the amount of energy consumed and other specific conditions.

Soft food should be avoided and hard food should be avoided. The elderly have weak kidney qi and loose and weak teeth, which can slow down gastrointestinal peristalsis and reduce the secretion of digestive juices. It is better to eat soft foods and avoid hard foods such as fried and roasted foods. In terms of food cooking, steaming, boiling, stewing, and braising are the main methods, which are helpful for digestion and absorption. It is best for the elderly to eat porridge to maintain their health, especially porridge for breakfast, which is good for nourishing the stomach

Normal pressure hydrocephalus is a common disease among the elderly. Treatment of this disease generally takes a long time. , in this case, the elderly must strictly control their diet in accordance with the above, use daily diet to regulate their health, thereby assisting drug treatment, and achieve the therapeutic effect faster.