The early symptoms of high blood sugar levels include headache, vision changes, difficulty concentrating, increased thirst and frequent urination, reports WebMD. The medical term for high blood sugar levels is hyperglycemia. With continued hyperglycemia, patients often ...
High potassium levels, also called hyperkalemia, can cause heart palpitations, vomiting and breathing problems, according to Healthline. Hyperkalemia may also cause feelings of weakness, tiredness, tingling, numbness and nausea. The type and variety of symptoms depends ...
Symptoms of high levels of magnesium, called hypermagnesemia, include irregular heartbeat, low blood pressure, cardiac arrest, muscle weakness, and nausea or vomiting, notes Healthline. This condition is rare and mainly occurs in people with kidney problems.
Causes of high cholesterol include such lifestyle choices as diet, weight and activity levels, but they also include genetic makeup, according to Mayo Clinic. Both family history and lifestyle play a role in one's cholesterol totals.
Diabetes is the most common cause of high glucose levels, says Dr. Melissa Conrad Stöppler. In non-diabetics, high glucose levels are also caused by pancreatitis, overactive thyroid gland, hormone-secreting tumors, pancreatic cancer and severe physical stress.
Certain prescription medications, alcohol, heart failure, hepatitis and nonalcoholic fatty liver disease can cause high liver levels. Obesity, liver cancer, cirrhosis, hemochromatosis and hypothyroidism are some other causes of high liver levels, says Mayo Clinic.
Glucose level should fall into a range of 80 to 160 milligrams per deciliter, according to WebMD. Factors that impact the reference range include the type of blood glucose test and the patient's age and eating schedule prior to testing.