Risk Factors

Risk Factors for Heart Disease and Arrhythmias

Comprehensive Cardiac Testing in Houston, TX

There are some diseases and conditions that are known to increase the risk of developing abnormal heart rhythms (arrhythmias) and heart disease. These are called risk factors. Learning about these risk factors is the first step toward preventing, controlling, or even eliminating them.

These short videos will help explain some of these risk factors:

Hypertension (High Blood Pressure)

The factors that determine blood pressure are explained, with depictions of the walls of arteries and how high blood pressure affects them. Treatments for high blood pressure are presented, including key lifestyle changes and medications.

High Cholesterol

Hyperlipidemia, commonly known as “high cholesterol,” is explained, along with information on common diet and lifestyle treatments as well as cholesterol-lowering medications.

Obstructive Sleep Apnea

The normal respiratory anatomy and how obstructive sleep apnea happens are depicted, along with common symptoms, complications, and treatments for the disorder.


Being overweight or obese means your body weight is higher than what is considered healthy for your height. This video the explains the condition, including the energy imbalance that leads to obesity, as well as other causes that contribute to weight gain.

Type 2 Diabetes (abnormal blood sugar)

Type 2 diabetes is a condition in which your blood sugar level is too high. The causes of type 2 diabetes and why it is important to keep it under control, are explained.


The dangerous health risks associated with smoking are outlined and the various problems that may result from the habitual exposure of tobacco and nicotine in the human body are explored. Details include chemical addiction, cardiovascular and respiratory diseases, various forms of cancer, and complications with pregnancy and breastfeeding.

Deep Vein Thrombosis and Pulmonary Embolism

Deep vein thrombosis (DVT or deep venous thrombosis) occurs when blood elements accumulate on the venous valves, creating a stationary blood clot, or thrombus, blocking the blood flow in the vein. When the thrombus breaks free of the valve leaflet, it is called an embolus, which can lodge in the lung tissue to form a potentially life-threatening pulmonary embolism. These condition are depicted and means of preventing them are explained.

Stroke and Arrhythmias

Heart Failure and Arrhythmias

Heart Attack and Arrhythmias

Recovery From Heart Attack

Schedule an evaluation with Dr. Alireza Nazeri in Houston, Texas to learn more. Call (713) 909-3166 today or Request an Appointment online.

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