Vaccines prevent between 2.5 and 4 million deaths every year.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Women are 50% to 75% more likely than men to experience an adverse drug reaction.
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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
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The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.
