Menstrual cycle: Whats normal, whats not - Mayo Clinic Do you know when your last menstrual period began or how long it lasted? If not, it might be time to start paying attention Keeping track of your menstrual cycles can help you understand what's typical for you You also can record your ovulation and find important changes — such as a missed
Calorie calculator - Mayo Clinic If you're pregnant or breast-feeding, are a competitive athlete, or have a metabolic disease, such as diabetes, the calorie calculator may overestimate or underestimate your actual calorie needs
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 which takes into account the patients underlying rhythm, gender and age
Tachycardia - Symptoms and causes - Mayo Clinic Jeff Olsen: This is a normal heartbeat [HEART BEATING] Atrial fibrillation interrupts this regular beat Fred Kusumoto, M D , Cardiology, Mayo Clinic: In atrial fibrillation, instead of the atria squeezing in a normal regular fashion, the atria beat irregularly and chaotically Jeff Olsen: Dr Fred Kusumoto is an electrophysiologist at Mayo
THE NEW NORMAL BLOOD PRESSURE RANGE - Mayo Clinic considered normal has been developed The new normal range for blood pressure recommended by the American Heart Association is below120 80 In addition,a new category called pre-hypertension,has been added to identify those at high risk for developing high blood pressure Pre-hypertension is considered to be anywhere between 120-139 (systolic
Enlarged liver - Symptoms causes - Mayo Clinic An enlarged liver is one that's bigger than normal The medical term is hepatomegaly (hep-uh-toe-MEG-uh-le) Rather than a disease, an enlarged liver is a sign of an underlying problem, such as liver disease, congestive heart failure or cancer Treatment involves identifying and controlling the cause of the condition
Hyponatremia - Symptoms and causes - Mayo Clinic Sodium plays a key role in your body It helps maintain normal blood pressure, supports the work of your nerves and muscles, and regulates your body's fluid balance A normal blood sodium level is between 135 and 145 milliequivalents per liter (mEq L) Hyponatremia occurs when the sodium in your blood falls below 135 mEq L
Blood sugar testing: Why, when and how - Mayo Clinic If you have diabetes, testing your blood sugar levels can be a key part of staying healthy Blood sugar testing helps many people with diabetes manage the condition and prevent health problems There are several main ways to test your blood sugar You can use a device that measures your sugar levels