Brain fatigue is a chronic fatigue syndrome caused by prolonged or over-intensive mental work, and usually shows obvious symptoms in daily activities, concentration, and sleep. 1. Daily activities: people with brain fatigue may be bed-ridden in the morning, have low activity level, weak limbs or heavy lower limbs on weekdays, and also have dizziness, headache, dizziness, tinnitus and discomfort such as starry eyes; 2. Social interaction: brain fatigue groups generally have low willingness to participate in social activities, are usually reluctant to interact with strangers, and speak in a thin, short and breathless voice; 3. The brain fatigue group is mostly characterized by reduced attention, slow reaction, memory loss or fading, frequent dullness, and some people may also experience mental lethargy and over-reliance on refreshing beverages such as tea or coffee; 4, psychological: brain fatigue people are usually irritable, restless, mentally unstable, disordered thinking or mood swings, and are prone to pre-examination and pre-game syndrome; 5, diet: the brain fatigue group often feels bitter and tasteless in the mouth and has a relatively poor appetite. Appetite is relatively poor. On the one hand, they abhor greasy food, but on the other hand, they tend to add stimulating seasonings to their meals; 6. Sleep: people with brain fatigue usually have tired eyes, yawning and napping, and before going to bed, they will have random thoughts, which may be accompanied by difficulty in falling asleep or easy waking and dreaming. Brain fatigue is a subhealth state, mostly seen in groups with excessive brain activity, and its long-term development will affect normal life, work and study, and may also lead to a decrease in immunity and increase the risk of disease. Patients are advised to ensure sufficient rest and avoid overwork or long hours of high-intensity labor. They can usually soothe brain fatigue through massage, bathing, walking, deep breathing, listening to music, closing the eyes to rest and sports.