The heart is the human body's hardest working organ. Throughout life it continuously pumps blood enriched with oxygen and vital nutrients through a network of arteries to all tissues of the body. To perform this strenuous task, the heart muscle itself needs a plentiful supply of oxygen-rich blood, provided through a network of coronary arteries. These arteries carry oxygen-rich blood to the heart's muscular walls (the myocardium).
A heart attack (myocardial infarction) occurs when...
Read moreIn what is bound to be viewed as a significant setback, the results of vaccine trials aimed at removing amyloid β plaques from the... Read more »
Affecting an estimated 4 1/2 million people in the United States, Alzheimer's disease (AD) is expected to become a growing medical, social, and... Read more »
A clinical trial into the experimental Alzheimer's medication semagacestat ended this week when the drug was found to increase symptoms of memory... Read more »
Source: ADAM Encyclopedia
The home dental plaque identification test identifies plaque, a sticky substance that collects around and between teeth. The test helps show how well... Read more »
Source: ADAM Encyclopedia
Acute means sudden or severe. Acute symptoms appear, change, or worsen rapidly. It is the opposite of chronic.Information Read more »
Source: ADAM Encyclopedia
Alternative NamesTartar and plaque on teeth; CalculusInformationYou should get specific instructions from your dentist or hygienist on how to... Read more »