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Did you know?

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.

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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

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Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Age at First Sign of Psychotic Symptoms in Schizophrenic Patients Age at First Sign of Psychotic Symptoms in Schizophrenic Patients
Skilled nursing facilities provide care for patients requiring longer stays than hospitals allow. Skilled nursing facilities provide care for patients requiring longer stays than hospitals allow.
Three types of urine tests for checking patients’ urine for diabetes. Three types of urine tests for checking patients’ urine for diabetes.
Structural MRIs reveal cortical loss in adolescent patients with schizophrenia. Here dark blue ... Structural MRIs reveal cortical loss in adolescent patients with schizophrenia. Here dark blue ...
Patients with celiac disease must maintain a gluten-free diet. Many gluten-free items are widely ... Patients with celiac disease must maintain a gluten-free diet. Many gluten-free items are widely ...
Guidelines for Field Triage of Injured Patients, Centers for Disease Control, 2011 Guidelines for Field Triage of Injured Patients, Centers for Disease Control, 2011
Video: New DNA Strand Replication

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