There are 20 feet of blood vessels in each square inch of human skin.
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Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.
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Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.
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The human body produces and destroys 15 million blood cells every second.
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If you could remove all of your skin, it would weigh up to 5 pounds.
Stanley Miller 1953 Experiment
Goblet cells that line the intestine
Injecting an IV push (bolus) medication; B, into a primary infusion line
Line analysis of Gustave Caillebotte, Place de l'Europe on a Rainy Day.