If blood sugar levels are allowed to remain too high for a long enough period of time, damage to many internal organs will occur, including eyes, heart, liver and kidneys. If blood sugar is too low, it can cause fainting... More »

www.reference.com Health Medical Ranges & Levels

Self-monitoring blood glucose can be an essential part of managing diabetes and preventing complications, according to Mayo Clinic. A daily glucose level chart can help monitor the effectiveness of treatment and medicine... More »

www.reference.com Health Medical Ranges & Levels

While a normal fasting blood glucose level for a person without diabetes is 70 to 100 milligrams per deciliter, the American Diabetes Association recommends a target range of 70 to 130 for diabetics before meals, accordi... More »

Over time, untreated high blood pressure can cause damage to the heart, kidneys, eyes and brain, according to the American Heart Association. It also leads to erectile dysfunction and fluid in the lungs in many patients. More »

www.reference.com Health Medical Ranges & Levels

Normal blood sugar levels for a person over 20 with diabetes varies throughout the day, with a normal fasting glucose level being below 100, states WebMD. Before a meal, ideal levels are 70 to 130, after a meal less than... More »

www.reference.com Health Medical Ranges & Levels

Too much iron in the blood is harmful because excess iron can accumulate in vital organs, such as the heart, pancreas and liver, according to WebMD. This can lead to serious health problems, such as diabetes, cirrhosis a... More »

www.reference.com Health Medical Ranges & Levels

The risks of high blood pressure in men include damage to the blood vessels, heart, kidneys and eyes, according to WebMD. In addition, high blood pressure can cause problems in the brain, explains Mayo Clinic. More »

www.reference.com Health Medical Ranges & Levels