Ejection fraction: An important heart test - Mayo Clinic
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 …
Blood pressure chart: What your reading means - Mayo Clinic
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 …
Implantation bleeding: Common in early pregnancy? - Mayo Clinic
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 …
Mayo Clinic corrected QT interval (QTc) calculator - Medical ...
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 …
Hyponatremia - Symptoms and causes - Mayo Clinic
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.
Stool color: When to worry - Mayo Clinic
Oct 10, 2024 · Stool comes in a range of colors. All shades of brown and even green are considered typical. Only rarely does stool color indicate a possibly serious intestinal condition. …
Blood sugar testing: Why, when and how - Mayo Clinic
Jan 16, 2024 · Blood sugar testing gives useful information to manage diabetes. It can help you: Track the effect of diabetes medicine on blood sugar levels. Adjust doses of diabetes …
High blood pressure (hypertension) - Mayo Clinic
Feb 29, 2024 · Hypertension can be diagnosed by performing careful and repeated measures of the blood pressure. Blood pressure categories include normal blood pressure, defined as a …
Loss of taste and smell: Natural with aging? - Mayo Clinic
Dec 16, 2025 · Is loss of taste and smell normal with aging? Some loss of taste and smell is natural with aging, especially after age 60. But other factors can contribute to loss of taste and …
Glaucoma - Symptoms and causes - Mayo Clinic
Nov 5, 2024 · Regular eye exams may catch glaucoma early and save your eyesight. Find out about symptoms and treatment for this vision-stealing eye condition.