Because the body doesn't store the nutrient, high B12 symptoms are rare. Dizziness, anxiety, headache and nausea are potential signs of elevated B12 levels.

Years of research has shown that diets low in saturated fat and excess calories and high in fiber can reduce the levels of cholesterol in your blood. Fiber is found in plant-based foods such as fruits, vegetables and whole grains.

Mucus is a thick, slippery substance secreted by glands and cells in your body. While mucus is naturally present in your body and helps protect your respiratory system, excessive mucus production can cause throat discomfort, nasal congestion and, in severe cases, breathing difficulty.

While the accumulated safety record for Lipitor is excellent, as with all drugs there are associated side effects in susceptible patients that may become apparent only after long-term usage.

High liver enzymes usually indicate short- or long-term liver cell damage. Hepatitis is the leading culprit but many other conditions can cause this finding.

Elevated alkaline phosphatase is associated with numerous signs and symptoms. According to Dr. Dicken Weatherby, a naturopathic physician and author of the textbook "Blood Chemistry and CBC Analysis," alkaline phosphatase is a group of isoenzymes that originate in your bone, liver, intestines, skin and placenta.

Healthy kidneys filter waste product from your blood and send it out of your body via urine. Albumin, a protein normally found in blood, helps move particles through your blood vessels and protects them from leaking fluid into your tissues.

Low-density lipoproteins, or LDL cholesterols, are the molecules that transport cholesterol to your body's tissues through the bloodstream. When large amounts of LDL are inside the blood, your risk for developing atherosclerosis increases.

While cholesterol is a necessary component in your body, too much of it can be dangerous, leading to clogged arteries that can cause heart disease, stroke and heart attack. Cholesterol is produced within your body, but the highest dietary source of cholesterol comes from saturated fats.

The time it takes to lower your cholesterol depends on a number of factors, all of which vary for every person. Most important is your understanding of the changes you must make, the guidelines in place to make them and why these guidelines are in place.

According to the American Heart Association, 35.7 million Americans have a cholesterol level of 240 mg or higher, putting them at serious risk for heart disease. If you have a cholesterol level of 300 or more, this is cause for concern.

One of the reasons the body's temperature is so carefully controlled to stay in a narrow range is that it affects how different chemical reactions work. Changes in temperature can affect the activity of special proteins known as enzymes, which are needed for many of the processes essential to life.