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hdl cholesterol meaning

Your total-cholesterol-to-HDL ratio can be figured out by dividing your total cholesterol number by your HDL cholesterol number. Your cholesterol ratio is calculated by dividing your total cholesterol by your HDL number. Having high cholesterol is very damaging to your heart and, if left untreated, could lead to a heart attack. cholesterol synonyms, cholesterol pronunciation, cholesterol translation, English dictionary definition of cholesterol. Higher HDL levels are associated with a lower risk of heart disease. A negative correlation exists between HDL cholesterol and body mass index (BMI), meaning that HDL cholesterol tends to be lower with increasing BMI. When your body has too much LDL cholesterol, the LDL cholesterol can build up on the walls of your blood vessels. But when your doctor checks a cholesterol panel, both LDL cholesterol and HDL cholesterol levels are included, too. HDL (good) and LDL (bad) cholesterol are fat-proteins called lipoproteins that carry cholesterol through the blood. Elevated LDL and low HDL cholesterol levels increases your risk of heart attack, stroke, and other serious medical problems. HDL carries LDL (bad) cholesterol away from the arteries and back to the liver, where the LDL is broken down and passed from the body. The ratio of total cholesterol to HDL is an easy way to get an idea of whether your cholesterol levels are healthy. How to use good cholesterol in a sentence. Définition DU HDL. 2012 ; 307 :1302–1309. For instance, if your total cholesterol is 180 and your HDL is 82, your cholesterol ratio is 2.2. An HDL test is often done as part of a comprehensive lipid panel to get a complete picture of your cholesterol and blood fat levels. You might be able to get separate results for your good and bad cholesterol and triglycerides. HDL (high-density lipoprotein), or “good” cholesterol, absorbs cholesterol and carries it back to the liver. Il est transporté par des lipoprotéines de densités différentes. Low-density lipoprotein (LDL) cholesterol, triglycerides, and very-low density lipoproteins are among the other lipids your healthcare provider may want to measure. HDL cholesterol synonyms, HDL cholesterol pronunciation, HDL cholesterol translation, English dictionary definition of HDL cholesterol. The higher the HDL, the better. When someone says they have high cholesterol, they really mean their "total cholesterol" value is high. High levels of HDL cholesterol can lower your risk for heart disease and stroke. Define cholesterol. HDL, or high-density-lipoprotein, is known as good cholesterol. A high LDL level is bad, but a high HDL level is good. Before the age of menopause, women have lower total cholesterol levels than men of the same age. A cholesterol test, called a lipid panel, is used to determine HDL cholesterol levels. Cholesterol is a fat-like (lipid-like) substance that your body uses as a building block to produce hormones, vitamin D, and digestive juices that help you break down fats in your diet. Together, these numbers provide more information about your coronary heart disease risk than knowing only 1 of the numbers. The importance of the analysis of non-HDL-C as a predictor and target for the treatment of cardiovascular disease is that other highly atherogenic lipoproteins are included as the remnants of … HDL cholesterol: High density lipoprotein cholesterol. doi: 10.1001/jama.2012.366. HDL is known as the "good" cholesterol particle because it functions to clear cholesterol from the arteries and deliver it back to the liver. HDL, or high-density lipoprotein, is the "good" cholesterol. Weight loss usually raises HDL cholesterol. As women and men get older, their cholesterol levels rise. Lipoproteins, which are combinations of fats and proteins, are the form in which lipids are transported in the blood. HDL cholesterol has been considered "good" because the HDL molecule is involved in the transport of cholesterol from the blood and blood vessel walls to the liver and ultimately out of the body, thereby reducing the risk of clogged arteries and atherosclerosis, the researchers explained. Cholesterol Ratio Calculator. High total cholesterol is 240 milligrams per deciliter or higher. The American Heart Association (AHA) recommends keeping your cholesterol ratio below 5. This means that it is below the normal range, but not enough to be classified as low. ‘People should also quit smoking to improve their HDL cholesterol level and reduce the risk of heart attacks.’ ‘If you've had your cholesterol levels checked, your doctor most likely tested your total cholesterol, LDL cholesterol, HDL cholesterol, and triglycerides.’ Cholesterol is a waxy, fat-like substance found in every cell in your body. Not all cholesterol is bad. The HDL-C test as part of a lipid panel screens for unhealthy lipids levels and determines a person's risk of developing heart disease to help make decisions about treatment if … Age and Sex. High-density lipoprotein (HDL) cholesterol is considered "good" cholesterol because it actually works to keep the LDL, or "bad" cholesterol from building up in your arteries. Association of LDL cholesterol, non-HDL cholesterol, and apolipoprotein B levels with risk of cardiovascular events among patients treated with statins: a meta-analysis. Essentially, it is all the cholesterol that can cause hardening of the arteries and build-up of plaques. HDL Cholesterol fast Método colorimétrico homogêneo para a determinação de HDL-colesterol em soro ou plasma C SIGNIFICADO CLÍNICO As lipoproteínas plasmáticas são partículas arredondas que contém quantidades variáveis de colesterol, triglicerídeos, fosfolipídios e proteínas. Cigarette smoking lowers your HDL cholesterol. Definition of HDL, LDL & VLDL. JAMA . Non-HDL-C = Total Cholesterol – HDL Cholesterol. Good cholesterol definition is - a lipoprotein of blood plasma that is associated with reduced risk of developing atherosclerosis : hdl. The liver then flushes it from the body. Why is it important? HDL cholesterol may remove LDL cholesterol from the blood and transport it to the liver, where it can be processed and eliminated. That's because HDL cholesterol removes some of the bad low-density lipoprotein (LDL) cholesterol from the artery walls -- preventing or slowing the buildup of dangerous plaque. But HDL cholesterol doesn't completely eliminate LDL cholesterol. HDL levels greater than 60 mg/dL are high and indicate a lower risk of heart disease. HDL definition is - a lipoprotein of blood plasma that is composed of a high proportion of protein with little triglyceride and cholesterol and that is correlated with reduced risk of atherosclerosis : good cholesterol. HDL cholesterol level 40-59 mg/dl is considered borderline cholesterol. when it comes to hdl cholesterol -- "good" cholesterol -- a higher number means lower risk. Le cholestérol est constitué de lipides circulant dans le sang. HDL levels of 60 mg/dL and higher can help reduce your risk for heart disease. Total cholesterol is the total amount of cholesterol in your blood. HDL cholesterol can be thought of as the “good” cholesterol because a healthy level may protect against heart attack and stroke. This can be due to a number of conditions, such as eating a poor diet, sedentary life, stressful life, genetics, having diabetes mellitus, smoking etc. Using the calculator To […] Dietary choices affect HDL cholesterol. Low levels (less than 50 mg/dL for women or 40 mg/dL for men) put you at a higher risk … High-density lipoprotein (HDL) is considered good cholesterol because it removes excess cholesterol from arteries. this is because hdl cholesterol protects against heart disease by taking the "bad" cholesterol out of your b HDLs transport cholesterol from the tissues of the body to the liver, so the cholesterol can be eliminated in the bile. Too little high-density lipoprotein (HDL, or "good" cholesterol) in your bloodstream can also increase your heart risk. Ideally, it should be near 3.5, but anything under 5 also signifies healthy cholesterol levels in the body. Using this calculation, a person with a total cholesterol of 200 milligrams per deciliter and an HDL of 50 milligrams per deciliter has a cholesterol/HDL ratio of 4-to-1. If the intake of fat is reduced, levels of LDL- and HDL cholesterol … Cholesterol is a waxy, fat-like waxy substance that the body needs to make cell membranes and perform other vital functions. Non-HDL cholesterol is all the “bad” cholesterol in the body that isn’t carried by HDL particles that carry the “good” cholesterol. For example, having a Total cholesterol level of 162 mg/dL and an HDL level of 44 mg/dL implies a cholesterol ratio of 3.7. bad cholesterol (called LDL and non-HDL) – this makes you more likely to have heart problems or a stroke; triglycerides – a fatty substance similar to bad cholesterol; When you get your result, you may just be told your total cholesterol. Your total cholesterol includes low-density lipoprotein (LDL, or “bad”) cholesterol and high-density lipoprotein (HDL, or “good”) cholesterol. If you can achieve a healthy ratio of total cholesterol to HDL, and maintain this long-term, this can help to reduce your risk of heart problems in the future. cholesterol [ko-les´ter-ol] a steroid alcohol found in animal fats and oils, bile, blood, brain tissue, milk, egg yolk, myelin sheaths of nerve fibers, liver, kidneys, and adrenal glands. Since HDL helps to remove LDL from your arteries, if you have less HDL, that can contribute to you having a higher LDL level. It helps to remove bad cholesterol from your arteries, so a higher HDL level is better. If both total and HDL cholesterol are high (TC over 7.5mmol/L with HDL cholesterol over 2.5mmol/L) then treatment decisions should be guided by levels of LDL and non HDL cholesterol rather than by the TC/HDL cholesterol ratio which may be misleading. 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