High Cholesterol Explained by a Mountain View Primary Care Doctor
- drshethrajput
- 4 days ago
- 2 min read
Understanding High Cholesterol: What It Means and Why It Matters
High cholesterol means there is too much cholesterol circulating in the blood, especially low-density lipoprotein (LDL), often called “bad” cholesterol. Cholesterol is a waxy, fat-like substance. Cholesterol itself is essential for building cell membranes and producing hormones, but having too much can become harmful.
Why is high cholesterol harmful?
When LDL cholesterol is too high, it can deposit in the walls of arteries, forming plaques. Over time, these plaques narrow and harden the arteries, a process called atherosclerosis, which restricts blood flow. This can lead to serious health problems:
Coronary artery disease
Heart attacks
Strokes
Peripheral artery disease
High cholesterol also drives low-grade inflammation and endothelial dysfunction, which further accelerates cardiovascular disease.
Effects beyond the heart
Excess cholesterol doesn’t just affect blood vessels. Research shows that cholesterol buildup can contribute to:
Liver disease
Diabetes
Chronic kidney disease
Certain neurodegenerative conditions, including Alzheimer’s disease
In recent years, scientists have recognized that cholesterol-induced toxicity can affect many organs, not just the heart.
What increases your risk of high cholesterol?
Several factors can play a role:
Genetics (family history of high cholesterol)
Age
Diet high in saturated or trans fats
Excess weight or obesity
Sedentary lifestyle
While some factors can’t be changed, many can be improved through lifestyle choices.
How to manage and lower cholesterol
Healthy habits can make a meaningful difference:
Eating a healthy diet
Reducing saturated fats and eliminating trans fats
Exercising regularly
Maintaining a healthy weight
For some people, lifestyle changes alone aren’t enough. Medications, including statins and newer agents, can be highly effective at lowering LDL and reducing long-term cardiovascular risk.
In summary
High cholesterol remains one of the most important risk factors for cardiovascular disease. Its effects extend beyond the heart, influencing overall metabolic and organ health. Through a combination of healthy habits and, if needed, medications, high cholesterol can be managed effectively to protect long-term health. If it’s been a while since your last cholesterol test, consider scheduling a visit. It can give you valuable insight into your heart health.
Dr. Sapna Rajput, D.O.
Board Certified in Family Medicine
Civil Surgeon
525 South Drive, Suite 101
Mountain View, CA 94040
650-254-6665
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