You feel dizzy when you stand up too fast. One of the signs of dehydration is when your blood volume and pressure drops, it can leave you feeling dizzy or faint, or bring on that rush of light-headedness after you quickly get up from sitting or lying down. ...
and inflated to compress the brachial artery. this temporarily blocks the flow of blood before slowly releasing air. a blood pressure reading has two numbers: systolic pressure (top number): this measure shows how much pressure your blood is exerting against your artery walls when the heart is ...
High blood pressure is a problem that affects your arteries. When you have it, your blood is pushing too hard against the walls of your arteries. That makes your heart work too hard to move blood around your body. One of the most dangerous things about high blood pressure is that you ma...
if your blood pressure is 180/120 mm Hg or higher (what doctors call a hypertensive crisis), you may have a headache as a symptom. A hypertensive crisis is a medical emergency, and you should seek help right away.
High blood pressure, also called hypertension, is a common disease that occurs when the pressure in your arteries is higher than it should be. Blood pressure is the force of blood pushing against the walls of the arteries as the heart pumps blood throughout the body. If left untreated, high...
What Is Stress? Stress is your body’s response to a harmful situation. During this period, your heart rate, breathe rate, and blood pressure increase. Most times, we hear about how stress can be ugly. Recent scientific reports, however, show that stress can be beneficial. These reports sh...
Heart attack is the death of a segment of heart muscle caused by the loss of blood supply. 心肌梗塞,是由于心肌缺血而导致的心脏肌肉坏死。 The blood supply is usually lost because a coronary artery, one that supplies blood to the heart muscle, is blocked by a blood clot (coronary thrombosis...
High blood pressure (hypertension) - an easy to understand guide covering causes, diagnosis, symptoms, treatment and prevention plus additional in depth medical information.
contributing to control over blood pressure helping with many cognitive processes, like learning and memory formulation allowing us to respond to and escape perceived dangers helping develop the fetus during pregnancy Levels of cortisol rise when the pituitary gland releases another hormone called adrenocor...
Pressure tightness, pain, squeezing or aching in the chest or arms that spreads to the neck, jaw, or back Dizziness Dyspnea (shortness of breath) Face seems gray A feeling of terror that your life is coming to its ...