Dec 24, 2025 · Ideal blood pressure is categorized as normal. Increased blood pressure may be categorized as elevated, stage 1 or stage 2 depending on the specific numbers. A diagnosis of high …

Jan 29, 2025 · Ejection fraction is a measurement of the percentage of blood leaving the heart each time it squeezes. When the heart squeezes, it's called a contraction. Ejection fraction is just one of many …

Worried about QT interval prolongation? This online evidence based resource will help guide you how to measure the QT interval and calculate the QTc value with an easy to use calculator which takes into …

If you've been keeping an eye on your blood pressure and cholesterol levels, there's something else you might need to monitor: your triglycerides. Having a high level of triglycerides in your blood can …

Jul 18, 2025 · Hyponatremia is the term used when your blood sodium is too low. Learn about symptoms, causes and treatment of this potentially dangerous condition.

Dec 19, 2023 · Overview A ferritin test measures the amount of ferritin in the blood. Ferritin is a blood protein that contains iron. This test can be used to find out how much iron the body stores. If a ferritin …

May 10, 2025 · Implantation bleeding is defined as a small amount of light spotting or bleeding. It typically occurs about 10 to 14 days after conception. Implantation bleeding is common, and it …

Aug 23, 2024 · COVID-19 can have lasting symptoms that affect many parts of the body. Learn more about the symptoms and effects of long COVID.

Nov 7, 2024 · People who have higher levels of HDL cholesterol often are at lower risk of heart attack and stroke.

Dec 24, 2025 · Symptoms Blood in the urine can look pink, red or cola-colored. Red blood cells cause the urine to change color. It takes only a small amount of blood to turn urine red. The bleeding often …