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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.
According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
By definition, when a medication is administered intravenously, its bioavailability is 100%.
On average, the stomach produces 2 L of hydrochloric acid per day.