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  1. Vitamin A is needed for the proper growth and functioning of many parts of the body, including the eyes, skin, and immune system. It can be found in many foods, including fruits, vegetables, and...

  2. 2023年11月29日 · What Is an A1c Test? How the A1c Test Works. When to Get an A1c Test. How to Prepare for an A1c Test. 14 min read. What Is an A1c Test? The hemoglobin A1c test tells you your average level of blood...

    • Pathophysiology
    • Significance
    • Signs and symptoms
    • Overview
    • Prognosis

    A blood pressure reading appears as two numbers. The first and higher of the two is a measure of systolic pressure, or the pressure in the arteries when the heart beats and fills them with blood. The second number measures diastolic pressure, or the pressure in the arteries when the heart rests between beats.

    Optimal blood pressure is less than 120/80 (systolic/diastolic). In healthy people, low blood pressure without any symptoms is not usually a concern and does not need to be treated. But low blood pressure can be a sign of an underlying problem -- especially in the elderly -- where it may cause inadequate blood flow to the heart, brain, and other vi...

    Chronic low blood pressure with no symptoms is almost never serious. But health problems can occur when blood pressure drops suddenly and the brain is deprived of an adequate blood supply. This can lead to dizziness or lightheadedness. Sudden drops in blood pressure most commonly occur in someone who's rising from a lying down or sitting position t...

    Postural hypotension is considered a failure of the cardiovascular system or nervous system to react appropriately to sudden changes. Normally, when you stand up, some blood pools in your lower extremities. Uncorrected, this would cause your blood pressure to fall. But your body normally compensates by sending messages to your heart to beat faster ...

    The risk of both low and high blood pressure normally increases with age due in part to normal changes during aging. In addition, blood flow to the heart muscle and the brain declines with age, often as a result of plaque buildup in blood vessels. An estimated 10% to 20% of people over age 65 have postural hypotension.

  3. 2022年10月30日 · This medication is a hormone. It is used by women to help reduce vaginal symptoms of menopause (such as vaginal dryness /burning/ itching ). These symptoms are caused by the body making less...

  4. Albuterol (also known as salbutamol) is used to prevent and treat wheezing and shortness of breath caused by breathing problems (such as asthma, chronic obstructive pulmonary disease ). It is also...

  5. 2022年8月15日 · Written by Sharon Liao. What’s in a Pathology Report? 4 min read. A pathology report is a medical document that gives information about a diagnosis, such as cancer. To test for the disease, a...

  6. Generic Name: diclofenac sodium. See also Warning section. View More. Uses. Side Effects. Precautions. Interactions. Overdose. Reviews (69) Warnings: Nonsteroidal anti-inflammatory drugs...