Blood lipids

Blood lipids are a group of fats and fat-like substances that are found in the blood and are essential for the normal functioning of the body. They include cholesterol, triglycerides, and phospholipids. These lipids are transported in the blood by lipoproteins.

Types of Blood Lipids

Cholesterol

Cholesterol is a waxy, fat-like substance that is produced by the body and is also found in certain foods. It is essential for the production of vitamin D, hormones, and substances that help digest foods. However, high levels of cholesterol in the blood can increase the risk of heart disease.

Triglycerides

Triglycerides are a type of fat that is used by the body to store excess energy from the diet. High levels of triglycerides in the blood can increase the risk of heart disease.

Phospholipids

Phospholipids are a type of lipid that is a major component of all cell membranes. They can act as antioxidants and play a crucial role in the functioning of cells.

Lipoproteins

Lipoproteins are particles that transport lipids in the blood. They are classified into four main types: high-density lipoproteins (HDL), low-density lipoproteins (LDL), very low-density lipoproteins (VLDL), and chylomicrons.

Health Implications

Abnormal levels of blood lipids, known as dyslipidemia, can lead to various health problems, including heart disease and stroke. High levels of LDL cholesterol or low levels of HDL cholesterol can lead to the buildup of cholesterol in the arteries, known as atherosclerosis, which can increase the risk of heart disease and stroke.

See Also

• Lipid profile
• Lipid metabolism
• Hyperlipidemia
• Hypolipidemia

References

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