The three highs we need to know is high blood pressure, high blood sugar and high blood lipids. The hazards of three high: 1, first of all, the hazards of hypertension are mainly ear, palpitations, dizziness, headache, blurred vision, memory loss, inattention, serious hypertension will lead to damage to the heart, brain and kidneys and other important organs, and even cerebral hemorrhage due to atherosclerosis, causing hemiplegia, aphasia and other such sequelae. 2, and high blood sugar is elevated blood sugar, blood sugar to a certain extent, will cause diabetes The diabetic nephropathy, diabetic foot or even more serious when we need to amputate, and then also cause diabetic neuropathy, diabetic retinopathy will not be able to see, finger numbness, toe numbness. 3, there is diabetic nephropathy, is diabetes damage to the kidneys led to kidney failure, diabetic nephropathy. 4, then is high blood lipids, we know that many people will say that thick blood, thick blood is Because of high blood lipids lead to high blood viscosity caused by poor blood flow, will lead to atherosclerosis, but also block the blood vessels progressive increase in blood pressure, and in serious cases will lead to interruption of blood flow. If the blood flow of the heart is interrupted, it will lead to myocardial infarction, and if the blood flow of the brain is interrupted, it will lead to cerebral infarction, and the blood lipids will also block the blood vessels in the fundus of the eyes, causing vision loss and blindness.5. Secondly, it will cause kidney failure, necrosis and ulceration of the limbs, gallstones, pancreatitis, dementia and other symptoms.