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Friday, October, 23, 2009

Anatomy And Physiology Of Cardiovascular System

Health Encyclopedia: High Blood Pressure Risk Factors

Risk Factors


During the last decade, the number of Americans with high blood pressure has increased by 30 percent. Over 65 million American adults now have high blood pressure, and this condition affects close to 1 billion people worldwide. Less than half of these people are on medication, however, and only about half of this group have their blood pressure under good control with such drugs. Older people are less likely to be treated adequately. The majority of people with high blood pressure ha...

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Expert & Community Posts

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Health Guide

Sleep Apnea: Causes
CausesAny structural abnormality in the face, skull, or airways that causes some obstruction or collapse in the upper airways and reduces air pressure can produce sleep apnea syndrome. Abnormalities... Read more »
Other Treatments for Bipolar Disorder
...benefits patients with bipolar disorder is not clear. ECT may help by:Causing changes in the brain's physiology. For example, ECT may increase the permeability of the blood-brain barrier, produce... Read more »
Stress: Complications
In prehistoric times, the physical changes in response to stress were an essential adaptation for meeting natural threats. Even in the modern world, the stress response can be an asset... Read more »
Schizophrenia: Causes
CausesNo single cause can account for schizophrenia. Rather, it appears to be the result of multiple causes such as genetic factors, environmental and psychological assaults, and possible hormonal... Read more »
Anxiety Disorders: Diagnosis
A physical examination and medical and personal history is essential. Because anxiety accompanies so many medical conditions, some serious, it is extremely important for the doctor to... Read more »

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