What Causes High Cholesterol? Experts Explain- HealthifyMe

Cholesterol is a substance present in your blood that’s waxy and fatty. It is produced naturally by your liver, and each cell in your physique accommodates it.

We want ldl cholesterol to provide hormones, vitamin D, and substances that assist meals digestion. However, ldl cholesterol will also be derived from the meals we eat. If your blood accommodates an excessive amount of ldl cholesterol, you may have excessive ldl cholesterol.

It may make you extra prone to cardiovascular illnesses similar to coronary heart assault and stroke. Read on to know the assorted causes of excessive ldl cholesterol. 

What are the Types of Cholesterol?

The two main forms of ldl cholesterol are low-density lipoprotein (LDL) and high-density lipoprotein (HDL). A excessive stage of LDL ldl cholesterol negatively impacts your well being. 

Proteins in your blood carry ldl cholesterol. Lipoproteins are a mixture of proteins and ldl cholesterol.

High-density Lipoprotein (HDL) is called “good” ldl cholesterol. This is as a result of it makes an attempt to take away the ‘bad’ ldl cholesterol out of your blood. HDL returns pointless ldl cholesterol to the liver, which the liver breaks down so the physique can excrete it. 

Low-density Lipoprotein (LDL) is termed “bad” ldl cholesterol. If LDL ldl cholesterol is extreme, it might accumulate throughout the blood vessel partitions. As a consequence, it narrows the arteries and clogs them up, growing your threat of a coronary heart assault or stroke.

Triglycerides (TGLs) Triglycerides, a specific fats, are additionally current within the blood. It will get saved within the fats cells of the physique. Eating unhealthy meals, high-sugar diets, consuming extreme alcohol, or being overweight can improve your triglyceride stage.

Triglycerides may result in the narrowing of the artery partitions, which raises your threat of coronary heart illness. High triglyceride ranges can exist with regular HDL and LDL levels of cholesterol.

The HealthifyMe Note

High ldl cholesterol may end up from a sedentary life-style, poor food plan, smoking, extreme alcohol consumption, stress, and ageing. In addition, menopause, weight problems, diabetes, underactive thyroid, familial hypercholesterolemia, and different illnesses like kidney and liver illness may contribute to unhealthy levels of cholesterol.

What Causes High Cholesterol?

High ldl cholesterol can happen in anybody and have quite a lot of completely different causes. Some components, together with life-style selections, are inside one’s management; others usually are not. Here are the causes of excessive ldl cholesterol.

Lack of Physical Activity

If you eat meals and don’t train, your physique can’t eliminate ldl cholesterol, which builds up and causes excessive levels of cholesterol.

Exercise helps by stimulating enzymes that take LDL ldl cholesterol from the blood to the liver, the place it’s both became bile or handed out of the physique. So the extra you train, the extra LDL your physique removes.

Unhealthy Eating Habits

How a lot HDL and LDL ldl cholesterol is within the bloodstream impacts the forms of fats consumed. Trans fat and saturated fat each result in excessive ldl cholesterol.

Fatty meat, baked items, processed meals, fried meals, and full-fat dairy merchandise have saturated fat. Also, consuming brewed espresso raises ldl cholesterol. Even although it doesn’t have ldl cholesterol, it does have two pure oils, caféstol and kahweol, which improve levels of cholesterol. So, many research have discovered that espresso consuming results in greater levels of cholesterol.


Smoking elevates LDL ldl cholesterol whereas concurrently lowering HDL levels of cholesterol. A number of analysis has conclusively linked smoking with excessive levels of cholesterol.

The sticky nature of LDL ldl cholesterol is worsened by smoking. As a consequence, it adheres to the partitions of arteries and finally results in blockage.

The chance of getting a coronary heart assault or growing different coronary heart circumstances will increase when a person smokes and has excessive levels of cholesterol. However, quitting smoking is helpful for the center.


Chronic stress can result in excessive ldl cholesterol, which will increase your threat of getting excessive LDL (“bad”) ldl cholesterol and reduces HDL (“good”) levels of cholesterol, in accordance with analysis.

That’s as a result of stress hormones like cortisol and adrenaline provoke adjustments that would end in elevated blood sugar and irritation. In addition, excessive ldl cholesterol could finally result in your liver producing extra triglycerides and ldl cholesterol.


Numerous surveys point out that being overweight will increase your threat of excessive triglycerides, which raises levels of cholesterol. Because of elevated fats tissues in your physique, a better quantity of free fatty acids will get delivered to your liver.

Obesity will increase cardiovascular threat by way of elevated fasting plasma triglycerides, excessive LDL ldl cholesterol, low HDL ldl cholesterol, and many others.

Obesity can result in elevated triglycerides, which in flip raises levels of cholesterol. That is as a result of fats tissue in overweight people releases extra free fatty acids into the liver.

In addition to elevated fasting plasma triglycerides, weight problems additionally results in excessive LDL ldl cholesterol and low HDL ldl cholesterol, which contribute to cardiovascular threat.

Type 2 Diabetes

Even in case you have diabetes with managed blood sugar, you may nonetheless have excessive triglyceride and LDL levels of cholesterol. Diabetic dyslipidemia is a situation that happens when an individual has diabetes, low quantities of fine ldl cholesterol, excessive ranges of dangerous ldl cholesterol, and extreme triglycerides.

In addition, LDL particles are usually smaller and denser in sufferers with diabetes. That will increase its potential to enter blood vessels and kind plaque in your arteries.

Certain Medications

Some medicines could unexpectedly have an effect on your ldl cholesterol. Several contraception tablets, retinoids, corticosteroids, antivirals, and anticonvulsants are amongst them.

Diuretics and older variations of beta-blockers are two examples of medicines for hypertension that may additionally improve ldl cholesterol.


Oestrogen ranges have an effect on your ldl cholesterol. After menopause, when oestrogen ranges lower, your ldl cholesterol will increase. Research exhibits that LDL and whole levels of cholesterol improve earlier than and after your final interval.

In addition, girls achieve 8 to 10 kilos following menopause, which additionally will increase the possibilities of excessive ldl cholesterol resulting from lack of train.


As we age, our levels of cholesterol usually rise. This elevated threat of coronary heart illness is because of a number of components, together with medicines, hormone ranges, bodily exercise, and adjustments in physique composition.

Underactive Thyroid

Thyroid hormones help your physique in eliminating extra ldl cholesterol. Therefore, hypothyroidism or an underactive thyroid will increase the physique’s whole and LDL levels of cholesterol. 

Kidney Disease

Your levels of cholesterol may improve in case you have kidney issues. Investigations point out that nephrotic syndrome, a kind of kidney dysfunction, elevates your LDL and whole levels of cholesterol.

Liver Disease

Liver dysfunction can influence levels of cholesterol as a result of the liver produces, processes, and breaks down ldl cholesterol. Non-alcoholic fatty liver illness (NAFLD), which happens when additional fats will get deposited within the liver, is likely one of the most prevalent illnesses.

The extra extreme sort is called NASH (non-alcoholic steatohepatitis). NASH leads to liver cirrhosis by inflicting the liver to swell and scar.

Drinking Excessive Alcohol

Alcohol doesn’t include ldl cholesterol, but it may possibly have an effect on levels of cholesterol. That is as a result of the physique breaks down alcohol into triglycerides, which might increase LDL levels of cholesterol.

A High-sugar Diet

Your liver produces extra LDL ldl cholesterol and triglycerides if you eat a number of sugar. Therefore, not simply saturated fat however an excessive amount of sugar can also be a offender that raises ldl cholesterol. 

Familial Hypercholesterolemia

Familial hypercholesterolemia is a genetic situation. It raises LDL levels of cholesterol considerably. The situation could trigger coronary heart assaults, coronary artery illness, and many others., at an early age.


Making life-style adjustments is step one to lowering your blood ldl cholesterol. Reducing elevated levels of cholesterol is important to keep away from a number of probably grave issues. Speak along with your physician or well being professionals to get suggestions for medicines that may assist.

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