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When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
Medication errors are three times higher among children and infants than with adults.
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