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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

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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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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

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Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Illustration of an embolus floating in an artery. The embolus will become lodged in a blood vessel t Illustration of an embolus floating in an artery. The embolus will become lodged in a blood vessel t
Thrombus formation in an atherosclerotic vessel Thrombus formation in an atherosclerotic vessel
Pulmonary embolus Pulmonary embolus
A piece of glass has a thin film of gasoline floating on it. A beam of light is shining ... A piece of glass has a thin film of gasoline floating on it. A beam of light is shining ...
The floating fern Azolla fits on a finger. The floating fern Azolla fits on a finger.
Video: Neuron Type Animation

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