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Showing posts with label heart. Show all posts
Showing posts with label heart. Show all posts

Sunday, September 18, 2011

Prevention of Heart Disease With Omega-3

You went to the doctor and some bad news. All the tests have taken a blood test, ECG, stress test, and more. Results returned to the desired readings.

You have heart disease (CHD) is due to narrowing of small blood vessels that carry blood and oxygen to the heart. Heart disease is the leading cause of death among men and women in the United States.

CHD is due to pick up the plaque along the artery walls, which slows the flow of blood to the heart you put the stress. The first step would be to toreduce cholesterol diet. You should definitely try it before going to the more complicated treatment.

Even if you have developed heart disease, it's never too late to start trying a few precautionary steps such as omega 3 in your diet. One of the best ways to prevent heart disease is to limit the amount of saturated fat in the diet to include more foods rich in omega 3.

Keep an eye on your cholesterol level has become a joke in the U.S., but in reality it is no joke. Most people in the United States have high cholesterol. Then there is another factor, triglycerides. We're not talking nearly as much as cholesterol, but they are so bad if they are allowed out of control. Research has shown that omega-3, including in your diet can help increase the amount of HDL, the good cholesterol while lowering both LDL cholesterol or bad cholesterol and triglycerides in the blood. Cholesterol plaque causes forms in the arteries leading in time to give you heart disease. This is one. Very slowly progressive disease that will knock you down with a heart attack in general, before you know you have

Some common symptoms to warn you of a heart problem could be:

Tiring easily

Difficulty breathing

Feeling weak

Last of all, you may be suffering from chest pain, angina.

The most common sign of heart disease is angina pectoris. You start to feel like someone who enters your heart and emissions. Pain is the result of blockage of the arteries do not receive enough blood and oxygen to the heart. The intensity of pain varies from case to case. Some people have mild pain, while others more serious. You may also feel pain in the arms, neck, stomach or back.

Omega 3 fatty acids have been shown to be highly effective in preventing angina. Increased intake of omega 3 fatty acids in the diet will be useful even if you have had a heart attack. It lowers the risk of death to have another heart attack or stroke. It seems to help stop hardening of the arteries by slowing the development of blood clots and plaque, blocking blood flow.

Certain precautions should be taken in its use. Some people like to do more good. Too much omega-3 fatty acids in your diet can be harmful. If you eat fish three times a day or take more than 3 grams of omega 3 supplements, which can cause other problems. It is advisable to consult a doctor if you are taking more than 3 grams of omega 3 per day, it is always best to consult your doctor before starting any new medicine, if you are already taking other drugs.

Wednesday, June 29, 2011

Toned Bodies

How much calcium should I take, and do I need to take Vitamin D to get the calcium benefits?

Calcium requirements vary, so check with your health-care provider before you begin taking any supplements. As a general rule, the recommended daily allowance of calcium for most American men and women, from adolescence through adulthood, is 1,000 to 1,200 milligrams per day. Pregnant women and women who are breast-feeding should take a bit more: 1,200 to 1,500 mg per day. Postmenopausal women who are not taking estrogen should take closer to 1,500 mg per day.



Vitamin D helps with the absorption of calcium, and most people should take between 400 and 800 international units per day—400 of this can come from a multivitamin, while the other 400 can come from milk or other sources.

 
Calcium supplements can back things up a bit, so try getting your calcium from food sources. Low-fat dairy products are probably best. But if dairy doesn’t agree with you, try calcium-enriched juice, cereal, or bread. Calcium carbonate is often the bad actor in the constipation issue, so you might consider taking calcium citrate. This switch may involve a few more pills and a bit more cash, but let’s face it: There are few things in life more underrated than a good bowel movement.

Hormone Therapy

In the beginning, we thought estrogen was good for women. After all, when estrogen therapy was first studied, investigators thought they were seeing less heart disease and Alzheimer’s among the women who took estrogen.

Why? Because when researchers looked at women who did and didn’t have heart disease or Alzheimer’s, and asked these women to recall their hormone use, those without these problems were more likely to have taken estrogen. Thus hormone replacement therapy (HRT) was deemed a good thing. However, as time went on, the disadvantages of these "looking backwards" studies became more obvious: A woman who took HRT to stay healthy might also be more likely to eat right, exercise, and not smoke.

This concern (among others) gave rise to the Women’s Health Initiative (WHI), the most comprehensive "forward-looking" study of HRT. The WHI followed two groups of postmenopausal women, randomly giving half of the group HRT and the other half placebo. The results showed a slight increase in heart disease and possibly a slight increase in Alzheimer’s in the group taking HRT. But many pro-estrogen physicians were unconvinced by the negative WHI results, and they’ve been reanalyzing the data. One approach they’ve taken is to study those women who entered the WHI just as they were starting menopause, rather than look at the entire WHI group, which included much older women. Some of these analyses suggest women who start HRT earlier do better than those who start it later.

In a new study with a slightly different twist—the WHI Memory Study—investigators again looked at women in the WHI. This time they asked if they could relate the development of Alzheimer’s disease to estrogen use before the women entered the WHI. The results suggest that early estrogen may protect against Alzheimer’s, however this study needs to be taken in context.

First, all the news reports for this study are based on a short presentation at a national meeting, accompanied by only a brief written description of the study. Until it is published in a peer-reviewed journal, we won’t be able to fully evaluate the methods or the data. This is not a criticism, it’s just part of the scientific process. Exciting results get talked about at national meetings and generate quick media attention, but the full story comes out a few months later.

Second, the investigators relied on women’s recollection of their estrogen use. These recall studies are tricky, even for the most careful investigators, since self-reporting is often inaccurate. And it was this concern, in part, that led to the WHI in the first place. I’m not saying that these concerns invalidate the results of this study. Instead, I’m urging caution before embracing the results of any "study of the month."

So, does estrogen prevent Alzheimer’s? Maybe. Does it matter when you take estrogen? No one is really clear on that either. What we do know is that the difference among those taking estrogen and those abstaining isn’t large. My own feeling: If preventing Alzheimer’s is the only reason you’re taking estrogen, you probably shouldn’t bother. I suspect you’d be better off taking a daily walk and doing Sudoku.

Tuesday, June 28, 2011

Diabetes

As an endocrinologist, I see an ever-growing number of patients with diabetes and heart disease. Many of my patients with prediabetes or diabetes do not realize the negative effect that disease has on their hearts. There is now good evidence that heart disease actually begins just as glucose levels start to rise. Thus early treatment of even prediabetes makes a lot of sense.
The risk factors for heart disease can be rattled off by almost anyone who watches Grey’s Anatomy: high cholesterol, smoking, high blood pressure, family history, and of course diabetes. However, the famous Framingham Heart Study suggests diabetes is playing an even greater role in the development of heart disease. Researchers from the Framingham study collected data on more than 9,500 individuals ages 45 to 64 during two different periods of time and compared risk factors for heart disease and cardiovascular events, including heart attacks. The initial study found that between 1952 and 1974, heart disease was complicated by type 2 diabetes in 5.2 percent of patients. However, that number jumped to 7.8 percent for individuals in the later group (between 1975 and 1998).
This study raises some important red flags. First, it points to the growing epidemic of diabetes in our country. As Americans become heavier, and more sedentary, the number of people with diabetes (with and without heart disease) continues to grow. About 65 percent of patients with diabetes will die from cardiovascular disease.
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