- a state of irritable weakness, i.e. a combination of increased excitability and irritability with rapid fatigue and exhaustion. At the initial stage of the disease, symptoms of irritability, poor tolerance to emotional and physical loads, and external stimuli predominate. Patients do not tolerate bright light, sharp noise, loud speech, temperature drops. They easily have various vegetative reactions: heartbeat, sweating, cooling of the extremities. Sleep is disturbed, superficial sleep. Patients often complain of headache, pulsation or noise in the head, which makes mental activity difficult. Gradually, the reactions of irritability are replaced by rapid exhaustion, severe weakness, fatigue. Patients can not focus, constantly distracted from work. Appears dissatisfaction with themselves, touchiness and tearfulness. When you try to force yourself to do something, you immediately receive a lot of complaints about poor health, weakness, weakness. In the daytime in such patients, the state of sleepiness, and at night - insomnia. With pronounced vegetative symptoms, patients begin to listen to the activities of their organs (as the heart beats, the stomach works, the lungs breathe), are fixed on unpleasant sensations, thinking with anxiety about possible dangerous diseases.
In most cases, neurasthenia ends in a favorable outcome. Sometimes it is enough to resolve the situation causing emotional stress and provide the patient with a good rest, and the state quickly normalizes. In other cases, rather long treatment is required.