
Creatinine test - Mayo Clinic
Jun 12, 2025 · Overview A creatinine test is a measure of how well the kidneys are doing their job of filtering waste from the blood. Creatinine is a chemical compound left over from energy-making …
Heart rate: What's normal? - Mayo Clinic
Oct 22, 2025 · A normal resting heart rate for adults ranges from 60 to 100 beats per minute. A heart rate above or below that may signal a health condition.
Complete blood count (CBC) - Mayo Clinic
Jan 14, 2023 · Overview A complete blood count (CBC) is a blood test. It's used to look at overall health and find a wide range of conditions, including anemia, infection and leukemia. A complete blood …
Ferritin test - Mayo Clinic
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 …
Triglycerides: Why do they matter? - Mayo Clinic
Jan 21, 2026 · Triglycerides are an important measure of heart health. Here's why triglycerides matter — and what to do if your triglycerides are too high.
Mental health: What's normal, what's not - Mayo Clinic
Mental health is the overall wellness of how you think, behave and manage your feelings. A mental health condition may be present when patterns or changes in thinking, feeling, or behaving cause …
Blood pressure chart: What your reading means - Mayo Clinic
Dec 23, 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 …
Aging: What to expect - Mayo Clinic
Nov 1, 2024 · Wonder what's considered a natural part of the aging process? Here's what to expect as you get older — and what you can do about it.
Fever: First aid - Mayo Clinic
Jun 25, 2024 · A fever is a rise in body temperature. It's often a sign of infection. Fever itself most often is harmless and it may play a role in fighting infection. Most fevers don't need treatment. The average …
Menstrual cycle: What's normal, what's not - Mayo Clinic
Apr 22, 2023 · Menstrual cycle: What's normal, what's not Your menstrual cycle can say a lot about your health. Understand how to track your menstrual cycle and what to do about irregularities.