These days, it is not uncommon to hear friends or family mention cholesterol during a doctor’s visit or after a routine check-up. High cholesterol has become a common health concern for many adults, even those who feel perfectly fine.
That is because it usually does not cause obvious symptoms, but can quietly increase your risk for serious heart problems over time.
The good news is that high cholesterol is both preventable and manageable. With the right lifestyle habits and regular check-ins with your primary care provider, you can keep your heart healthy and your numbers in check.
What is Cholesterol
According to the National Heart, Lung, and Blood Institute (NIH), cholesterol is a waxy, fat-like substance in all body parts. Lipoproteins are tiny, round particles of fat (lipids) and protein. They help transport cholesterol through your bloodstream to different parts of your body.
There are two kinds of lipoproteins. High-density lipoprotein (HDL), another name for cholesterol, is good since it produces hormones, vitamin D, and digestive aids like bile acid.
But an excessive level of low-density lipoprotein (LDL), or bad cholesterol, in the blood puts you at risk for coronary heart disease, atherosclerosis, or the hardening of the arteries.
Higher cholesterol is a result of carrying even a few additional pounds. However, lowering your cholesterol levels by five to ten percent of your body weight can have a major impact.
What Causes High Cholesterol
Living an unhealthy lifestyle is the most common reason people end up with high levels of “bad” LDL cholesterol or low levels of “good” HDL cholesterol. However, it is not the only cause; your genes, certain health conditions, and some medications can also affect your cholesterol levels.
NIH mentions causes that increase the risk of unhealthy blood cholesterol levels.
Unhealthy lifestyle habits
An unhealthy lifestyle is the most common reason for high LDL (bad) cholesterol or low HDL (good) cholesterol. These habits can slowly increase your risk over time:
- Poor diet– Eating foods high in saturated fats, like fatty red meats, fried foods, and full-fat dairy. Saturated fats should make up no more than 10% of your daily calories.
- Lack of Physical Activity– Being inactive lowers HDL (the cholesterol that helps remove LDL from your bloodstream)>
- Smoking– Cigarette smoking raises LDL and lowers HDL, especially in women.
- Chronic stress– Ongoing stress may increase cortisol and other hormones that prompt your liver to make more cholesterol.
- Too much alcohol– Drinking more than two drinks per day for men or one drink per day for women can increase total cholesterol.
- Poor sleep– Insufficient rest is linked to poor heart health and abnormal cholesterol levels.
Genetics and Family History
Sometimes, high cholesterol runs in families. If your parents or close relatives have high cholesterol, you may be genetically predisposed to it, even if you live a healthy lifestyle. Certain inherited conditions, like familial hypercholesterolemia, make it harder for your body to remove excess LDL cholesterol from your bloodstream.
In these cases, managing cholesterol usually requires lifestyle changes and medical treatment.
Medical Conditions
Some health issues and chronic diseases can affect how your body processes cholesterol. These include:
- Diabetes
- Chronic kidney disease
- Hypothyroidism
- Lupus and other autoimmune diseases
- Polycystic ovary syndrome (PCOS)
- Obesity
- Sleep apnea
- HIV/AIDS- both the condition and some of its treatments can affect lipid levels
These conditions may either increase LDL cholesterol or reduce HDL, making it harder to maintain a healthy balance.
Medications
Certain medications for other health conditions can have side effects that impact cholesterol levels. These include:
- Beta-blockers and diuretics (used for high blood pressure or heart issues)
- Steroids like prednisone (used for inflammation)
- Chemotherapy drugs
- Immunosuppressants such as cyclosporine
- Retinoids (used for acne)
- Amiodarone (used for irregular heart rhythms)
If you take any of these medications, you can ask your provider how they might affect your cholesterol.
Age and Hormonal Changes
Cholesterol levels tend to rise as we get older. By your 40s or 50s, your liver may not remove LDL cholesterol as efficiently as it once did.
For women, the risk of high cholesterol increases after menopause. This is due to a drop in estrogen levels, which can lead to higher LDL and lower HDL levels.
How Can You Prevent High Cholesterol
Preventing high cholesterol is not about quick fixes; it’s about making small, consistent lifestyle changes that protect your heart over the long term. The U.S. Centers for Disease Control and Prevention (CDC) provided simple and effective ways to prevent high cholesterol.
Keep a Healthy Weight
Carrying extra weight, especially around your belly, can raise your LDL (bad) cholesterol levels and make it harder for your body to clear it from your bloodstream. Over time, this increases your risk for heart disease and stroke.
You can ask your doctor if your weight is in a healthy range. Tools like Body Mass Index (BMI) or waist measurements can help give a clearer picture.
Also, you can work with your healthcare provider to build a realistic nutrition and fitness plan that fits your lifestyle. Even small weight loss goals can make a big difference.
Get Moving Daily
Regular physical activity helps with weight control, lowers cholesterol, and improves blood pressure. Aim for at least 150 minutes of moderate exercise each week, just over 20 minutes daily. You can do brisk walks, bike rides, or dancing.
Quit Smoking (or Don’t Start)
Smoking damages your blood vessels and speeds up plaque buildup in your arteries. It also lowers your good HDL cholesterol. If you smoke, talk to your doctor about tools and programs that can help you quit. If you don’t smoke, keep it that way; it’s one of the best things you can do for your heart.
Limit Alcohol
Drinking too much alcohol can raise your cholesterol and triglyceride levels, two things you want to keep in check. Stick to no more than two drinks per day for men and one drink per day for women. If you don’t drink, there’s no need to start. Your heart will thank you either way.
Stay Connected with Your Healthcare Team
Your primary care provider plays a big role in helping you prevent high cholesterol. They can guide you through lab work, monitor your progress, and help you manage other conditions like diabetes or high blood pressure that may raise your risk.
How is High Cholesterol Treated
According to Healthline, treating high cholesterol usually starts with lifestyle changes. If those are not enough, your doctor may recommend medication to help get your numbers to a healthier range.
The goal is to lower LDL (bad cholesterol), raise HDL (good cholesterol), and reduce your risk for heart disease and stroke.
Lifestyle Changes
Most doctors begin treatment by encouraging healthy habits that can naturally lower cholesterol:
- Eat a heart-healthy diet- Focus on fruits, vegetables, whole grains, lean protein, and healthy fats. Cut back on saturated fats and processed foods.
- Exercise regularly- Aim for at least 30 minutes of moderate activity (like brisk walking) most days.
- Quit smoking- Improves HDL and supports overall heart health.
- Limit alcohol- No more than two drinks per day for men, one for women.
- Maintain a healthy weight- Losing even a small amount can help cholesterol levels.
Medications (If Needed)
If lifestyle changes are not enough or your cholesterol is very high, medication may be prescribed:
- Statins- Most common; they reduce cholesterol production in the liver.
- Ezetimibe- Helps block cholesterol absorption from food.
- PCSK9 inhibitors- Injectable meds for people at high risk or who don’t respond to statins.
- Other options- Bile acid sequestrants, niacin, and fibrates may also be used depending on your condition.
Ongoing Monitoring
Your doctor will schedule regular blood tests to track your progress and adjust your treatment. Be sure to report any side effects, especially if you’re on statins.
How Can Your Primary Care Provider Help
Your Primary Care Provider (PCP) is your partner in keeping cholesterol in check, and they do more than just draw blood. At a family-focused clinic like Zenith Primary & Urgent Care in Marlborough, MA, your provider can support you every step of the way.
- Easy Access and Regular Screenings – They can often check your cholesterol levels with a simple blood test as part of your annual wellness exam.
- Risk assessment- your provider will consider factors like age, family history, lifestyle, and existing conditions (like diabetes or high blood pressure) to assess your heart disease risk.
- Personalized advice– Based on your results, primary care like Zenith Primary Care can guide you on your nutrition, exercise, and lifestyle changes tailored to your health needs.
- Medication management– If lifestyle changes are insufficient, your doctor can prescribe and monitor cholesterol-lowering medications.
Zenith Primary Care is accepting new patients, and you can book here or call us at 617-500-7933 to book your appointment. We have appointments available as soon as the same day and the next day. We are open 8AM–7PM on weekdays and 8AM–4PM on weekends.
