The physical function of middle-aged and elderly people decreases, the brain function changes, and the neurotransmitter synthesis and metabolism in the central nervous system weakens, resulting in decreased sensory ability, poor consciousness, slow response and inattention.

It is mainly manifested in two aspects. First, the functions of dullness, hearing, vision, smell, skin feeling and so on are reduced, resulting in decreased vision, hearing and sensitivity; Then there is poor flexibility, inflexibility, poor coordination, slow response and clumsy movements.

2. Loneliness and dependence

Loneliness means that the elderly can't consciously adapt to the surrounding environment and lack or can't have meaningful communication. Loneliness is the most prone to depression, and long-term depression will make you anxious. Dependence refers to the lack of confidence, passive obedience, emotional fragility, indecision and retreat of the elderly. Everything depends on others to do, and actions depend on others to decide. Long-term dependence will lead to emotional instability and sensory degradation.

3. Irritability and fear

Middle-aged and elderly people are emotionally unstable and easily upset. They are not only annoyed by the current events, but also prone to anger due to past emotional repression. After getting angry, I often feel that if I follow my previous personality, I won't be angry about this trivial matter, which will lead to self-blame.

Fear is also a common psychological state of middle-aged and elderly people, which is manifested as fear and a feeling of being frightened. When the fear is serious, there will be symptoms such as high blood pressure, palpitation, accelerated breathing, frequent urination and anorexia.

4. Depression and anxiety

Depression is a common emotional expression, and its symptoms include depression, depression, pessimism and world-weariness. It is related to the changes of biogenic amine metabolism in the brain of the elderly. Long-term anxiety can make middle-aged and elderly people narrow-minded, stingy, stubborn and impatient. Long-term anxiety can cause neuroendocrine disorders and promote diseases.

5, sleep disorders

Middle-aged and elderly people suffer from sleep disorders, such as decreased sleep, shallow sleep, dreaminess and early awakening, due to the low excitability and inhibition ability of cerebral cortex.

Experts remind that these psychological characteristics of middle-aged and elderly people can easily lead to some mental disorders, such as depression and neurasthenia. Therefore, middle-aged and elderly people should have a balanced mentality, exercise properly and promote physical and mental health. When middle-aged and elderly people have psychological problems, they should seek psychological counseling and psychotherapy in time to avoid aggravating psychological problems and causing serious psychological diseases.