Cardiac Health

A:

Anyone of any age can prevent heart disease by adopting a healthy eating and diet plan early, according to the American Heart Association. That means choosing foods that are low in cholesterol, salt, sugar and bad fats, such as saturated fats and trans fats. Eating a wide variety of fruits and vegetables along with good protein sources, such as nuts and lean meats, is also important.

See Full Answer
Filed Under:
  • How is the heart rate regulated?

    Q: How is the heart rate regulated?

    A: Heart rate is regulated by homeostasis, a process by which the body regulates its internal environment during its interaction with the outside environment. A prime example of another variable regulated by homeostasis is body temperature. When the environment is too cold, the brain triggers muscle contractions to raise internal temperature.
    See Full Answer
    Filed Under:
  • What is aortic atherosclerosis?

    Q: What is aortic atherosclerosis?

    A: Aortic atherosclerosis is the hardening of the aortic artery that occurs when plaque, a substance made of cholesterol, fats and cellular waste, builds up inside the arteries, partially or completely blocking the flow of blood. According to the American Heart Association, atherosclerosis is a progressive disease that may begin in childhood and often does not become a real danger until individuals reach their 50s or 60s.
    See Full Answer
    Filed Under:
  • What causes a rapid heartbeat?

    Q: What causes a rapid heartbeat?

    A: A rapid heartbeat, also known as tachycardia, is caused by a number of factors, including exercise, anxiety or fear, a current or previous heart attack, blocked arteries, high blood pressure, thyroid disorders, substance abuse, stress and some medications and supplements, according to Mayo Clinic. Tachycardia can be normal or a symptom of a bigger problem.
    See Full Answer
    Filed Under:
  • What is an anterior infarction?

    Q: What is an anterior infarction?

    A: LearntheHeart.com states that an anterior myocardial infarction is when the anterior, or front, wall of the heart experiences injury due to lack of blood flow. An artery known as the left anterior descending coronary artery usually supplies blood flow to this area of the heart. An anterior myocardial infarction generally indicates that there is a blockage in this artery.
    See Full Answer
    Filed Under:
  • What is a heart tremor?

    Q: What is a heart tremor?

    A: According to the National Heart, Lung, and Blood Institute, a heart tremor, more commonly known as a heart murmur, is when the heart makes an abnormal sound during a physical exam. A murmur is often described by doctors as a whooshing or swishing sound. WebMD reports the majority of murmurs are considered innocent, and an abnormal murmur may be a sign the heart has a damaged valve or other abnormality.
    See Full Answer
    Filed Under:
  • What causes high blood pressure?

    Q: What causes high blood pressure?

    A: According to Mayo Clinic, primary hypertension, or high blood pressure, has no identifiable causes and develops over time. Medical conditions such as chronic kidney disease, thyroid disease, sleep apnea, congenital blood defects and adrenal gland tumors are causes of secondary high blood pressure. Other causes include taking oral contraceptives, using cocaine or amphetamines and abusing alcohol.
    See Full Answer
    Filed Under:
  • How do you stop heart palpitations?

    Q: How do you stop heart palpitations?

    A: WebMD notes that heart palpitations can be treated by lowering stress and anxiety levels and by avoiding certain beverages, foods, stimulants and medications. In order to treat palpitations effectively, the cause first has to be determined so that the best treatment can be prescribed.
    See Full Answer
    Filed Under:
  • What are the symptoms of high blood pressure?

    Q: What are the symptoms of high blood pressure?

    A: The majority of those afflicted by high blood pressure, which is also called hypertension, experience no symptoms at all, even when blood pressure reaches dangerous levels. Those who do experience symptoms may have chest pain, fatigue, confusion, irregular heartbeat, difficulty breathing, dizzy spells, dull headaches and nosebleeds. Pounding in the ears, neck or chest may also occur, according to WebMD.
    See Full Answer
    Filed Under:
  • Can you reduce plaque in your arteries?

    Q: Can you reduce plaque in your arteries?

    A: According to The Dr. Oz Show, a person can reduce artery plaque if he stops consuming the foods that caused the plaque to develop and incorporates an abundance of heart-healthy foods into his diet. Foods high in saturated fats, trans fats and cholesterol, such as fast foods and processed meats, cause plaque buildup and should be eliminated. A heart-healthy diet is primarily plant based and contains little fat.
    See Full Answer
    Filed Under:
  • When would cardiac output be the greatest?

    Q: When would cardiac output be the greatest?

    A: According to WebMD, cardiac output is greatest during intense exercise and when a person is approximately in his 20s. The more intense the exercise, the more blood the body's muscle demand from the heart and, therefore, the cardiac output is normally greater than at rest.
    See Full Answer
    Filed Under:
  • What causes an irregular heartbeat?

    Q: What causes an irregular heartbeat?

    A: There are a number causes of an irregular heartbeat, including eating disorders, bulimia nervosa, atrial fibrillation, thyrotoxicosis, mitral valve prolapse and heart problems, according to Right Diagnosis. Uncommon causes include sickle cell anemia, scleroderma and chronic fatigue syndrome.
    See Full Answer
    Filed Under:
  • What is a heart murmur?

    Q: What is a heart murmur?

    A: A heart murmur is an unusual, extra or loud sound heard by a doctor when he listens to the heart with a stethoscope. Heart murmurs are categorized as innocent, such as sounds frequently heard in children, or abnormal, which can indicate an underlying problem, according to the National Heart, Lung, and Blood Institute.
    See Full Answer
    Filed Under:
  • What are the signs of a heart attack?

    Q: What are the signs of a heart attack?

    A: The most characteristic symptom of a heart attack, according to the American Heart Association, is a severe, crushing pain in the chest that may radiate outward to the shoulders, arms and neck. Heart attacks can also cause the victim to feel short of breath or panicky and might induce dizziness and a cold, clammy sweat.
    See Full Answer
    Filed Under:
  • How can you keep your circulatory system healthy?

    Q: How can you keep your circulatory system healthy?

    A: To keep the circulatory system healthy, it is important to exercise on a regular basis, eat a healthy diet and avoid smoking. It helps to keep the body active by doing exercises, such as walking, jogging, running, biking, skating, jumping and swimming. Additionally, it is crucial to reduce consumption of junk and oily foods.
    See Full Answer
    Filed Under:
  • How do I improve my cardiovascular system?

    Q: How do I improve my cardiovascular system?

    A: According to FitDay, improving the cardiovascular system can be done by cutting back on fats and sugars, eating healthy foods, exercising regularly and getting enough sleep. Good cardiovascular health is crucial for the body not just physically, but psychologically and emotionally as well.
    See Full Answer
    Filed Under:
  • What is a heart stent?

    Q: What is a heart stent?

    A: A heart stent is a small tube used to treat narrowed arteries or strengthen weakened arteries, as defined by the National Heart, Lung and Blood Institute. Stent manufacturers use metal mesh or fabric to produce these tubes.
    See Full Answer
    Filed Under:
  • What is the ideal pulse rate?

    Q: What is the ideal pulse rate?

    A: According to the Mayo Clinic, the ideal resting heart rate for a healthy adult is between 60 and 100 beats per minute. More athletic people have a more efficient heart and a lower heart rate, with some high-level athletes exhibiting a heart rate of 40 beats per minute.
    See Full Answer
    Filed Under:
  • How do you lower blood pressure without medication?

    Q: How do you lower blood pressure without medication?

    A: To lower blood pressure without medication, a person should lose weight by exercising often and eating a healthy diet, avoid sodium and alcohol, quit smoking and minimize caffeine intake, notes Mayo Clinic. It is also important to make lifestyle changes that diminish the effects of stress on the body.
    See Full Answer
    Filed Under:
  • What are signs of heart disease in women?

    Q: What are signs of heart disease in women?

    A: According to WebMD, common heart disease symptoms in women are chest discomfort, pain in the arms, neck or jaw, fatigue, sweating, stomach pain, nausea, lightheadedness and shortness of breath. Additional symptoms, noted by Cleveland Clinic, are anxiety, indigestion and sleep disturbances.
    See Full Answer
    Filed Under:
  • Can you have a heart attack and not know it?

    Q: Can you have a heart attack and not know it?

    A: A person can have a heart attack and not know it because not all heart attacks produce recognizable symptoms, according to the American Heart Association. These are known as silent heart attacks.
    See Full Answer
    Filed Under:
  • How do you slow down your heart rate?

    Q: How do you slow down your heart rate?

    A: Regular moderate to vigorous athletic activity can lower a person's resting heart rate, according to WebMD. The best type of exercise for lowering heart rate is aerobic exercise, which strengthens the heart and lungs, increasing the body's use of oxygen. Popular aerobic exercises include brisk walking, jogging, cross-country skiing, swimming, biking and rowing.
    See Full Answer
    Filed Under: