Seven major signs that men’s bodies are declining

　　1: Weakened vision

　　exclude Eye It is a problem in itself, which indicates that there is a disease in the blood vessels. It affects blood circulation and causes vision nerve Metabolic disorders, causing vision loss.
　　
　　two: hair loss

　　Entering the peak period of career, mental and psychological pressure increases, causing endocrine and blood circulation disorders, thereby causing hair loss and gradual thinning of hair.
　　
　　Three: Hearing loss

　　If the blood circulation of the auditory nerve in the inner ear is not good, hearing loss will occur. In addition, the noise in the city is loud, and teenagers love to wear Walkmans. People may not be aware of the degree of hearing damage when they are young, but after they are about 30 years old, they can clearly feel the harm of hearing loss.
　　
　　Four: Weak athletic ability

　　After exercise, the fast heartbeat lasts for a long time and the heart's regulatory ability becomes lower and lower, which means that the reserve capacity of the heart itself has declined. This is caused by the aging and weakening of the elasticity of the heart muscle, which is related to the blood vessels healthy Related to poor condition.
　　
　　Five: out of breath

　　Being out of breath after going up stairs or running indicates that your lung function is beginning to decline. Research shows that without science exercise , lung function begins to weaken after the age of 20.
　　
　　6: Teeth become dirty

　　male Teeth tend to become dirty after the age of 30, which is related to not paying attention to oral hygiene. If the brushing posture is incorrect and the teeth are not brushed thoroughly, people's gums will gradually shrink, the gaps between teeth will become wider, tartar will increase and deposit around the gaps between teeth and gums, plaque will become active, and oral hygiene will be poor. Therefore, brushing your teeth in the morning and evening should be changed to brushing your teeth in the correct posture after each meal.
　　
　　Seven: Tired

　　If a 30-year-old man is always low on energy and listless at work or in life, it may be caused by psychological stress or endocrine changes. This indicates that androgen levels have dropped.