Blood is approximately twice as thick as water because of the cells and other components found in it.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
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Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
The pH-activity profiles of two enzymes
Sexual Activity of Heterosexual Couples
Review of Changes in Careers over Adulthood
Review in Changes in Eight Different Domains of Adult Functioning