2. Mental fatigue, listlessness, listlessness, lack of energy, boring work, inattention in study, lethargy, general weakness, backache and weakness, laziness, top-heaviness, dizziness and stars;
3. Pale face, dull eyes, haggard expression and thin body; Shortness of breath and heartbeat, occasional sweating, insomnia and dreaminess, and difficulty in falling asleep; Loss of appetite, loss of appetite, loss of appetite, mild nausea.
Extended data:
1. Under the influence of temperature factors, the production and growth of sperm need a relatively low temperature of 35℃. Both high temperature and cold environment will seriously affect its health and quality.
2. The influence of electromagnetic radiation Testis is one of the most sensitive tissues and organs of human body to electromagnetic radiation. Excessive use of mobile phones will reduce the number and vitality of sperm and increase sperm malformation. Microwave can damage spermatogenic cells through thermal effect, affect endocrine function of testis, increase sperm deformity rate and decrease sperm quality.
3. The influence of high-frequency vibration The continuous violent vibration can cause abnormal autonomic nervous function, immune function, hemorheology and endocrine function of endothelial cells, which may affect reproductive function and directly lead to sperm maturation disorder.
References:
Baidu encyclopedia-semen