Vaccines prevent between 2.5 and 4 million deaths every year.
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One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Your heart beats over 36 million times a year.
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Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.
A revised animal phylogeny based on molecular data of SSU rRNA
Przewalski's Horse Equus caballus przewalskii
SHEEP BRAIN
Animal Cell
Dissection of Sheep Heart
Cytokinesis in animal cells (a) and plant cells (b)