First, measuring neck circumference can predict whether there is a risk of diabetes. If the female is more than 36 cm and the male is more than 39 cm, she may have metabolic syndrome. She needs to go to the hospital for examination in time. Touching the neck can check whether there is anything wrong with the thyroid gland. Press the two sides of the anterior cervical trachea by hand to observe whether there is a lump in the neck, so as to see the health of the thyroid gland.
Second, the breath-holding method can check whether your lung function is healthy, take a deep breath, then hold your breath, wait until your breath reaches the limit, then exhale slowly and see your breath-holding time. If you hold your breath for more than 30 seconds, it means that your lung function is normal. If you hold your breath for less than 20 seconds, it means that your exhaust capacity has decreased. If you hold your breath for less than 10 second, there may be something wrong with your lung function.
Third, you can bend down to check your heart function. 1 min Bend forward 20 times in 30 seconds, and don't use too much force. If you have difficulty breathing or chest tightness during this movement, stop immediately. Check the pulse before exercise, check the pulse after 20 times, and check the pulse after one minute. If the fluctuation is within 20 to 30, your heart is functioning normally.
Fourth, observe the temperature of the legs and check whether there are lesions in the blood vessels of the lower limbs. If the leg temperature is lower than others, there may be lesions, and you can also observe the color of barefoot. If there are dark spots, there may be hidden varicose veins.