We all know that as we grow older, our nerves will become weaker and weaker, and our sleep quality will be worse. This is why insomnia is so common among middle-aged and elderly people. Many people may think that insomnia is a normal phenomenon, but it is not. If we do not take insomnia symptoms seriously, long-term insomnia will cause great harm to the human body. First of all, long-term insomnia will lead to a rapid decline in people's mental state, accelerated aging of various organs, greatly reduced immunity, and some health problems will naturally follow.For example, obesity and hair loss are still small problems, and there may even be some big diseases, such as Alzheimer's disease, depression and so on. So how can we effectively prevent and treat insomnia? In fact, developing healthy eating habits can greatly promote people's health. For example, if you eat some of these things every day, you can sleep comfortably, which is very suitable for middle-aged and elderly people suffering from insomnia. What kind of food is it? How should I eat it to give full play to the effect?