High blood pressure increases risk of Heart disease and stroke. Here are the risk factors, obesity, drinking too much alcohol, smoking, and family history.
They could die.
It is always dangerous to lose blood. 4 units is no different. A persons body has to maintain a certain amount of blood in order for the heart and other organs to function properly.
Increases blood pressure...
Blood Pressures was created on 2011-04-04.
blood pressure gradient
Sure - 90/50 is perfectly fine if you are in good health and otherwise feel fine. Females generally have lower blood pressures than males.
The hepatitis B virus can be present in an infected persons' saliva. However, it does not appear to be the case that this means an infected patients' saliva is also dangerous, like their blood is.
There is not a certain amount of blood loss that results in death. It depends on the persons fitness and health. Typically half to two thirds of their blood must be lost.
A reduced amount of blood is pumped to the body by the heart, the lower chambers of the ventricles are filled with a less than normal amount of blood, and higher than normal blood pressures occur inside the heart?
The National Blood service is a service where you donate your blood to a person in need. If you're over 17 and have good health, then you are eligible. Giving your blood could save a persons life.
systolic and diastolic pressures.
The measure of the amount of alcohol in a persons blood is called the blood alcohol concentration (BAC).