There are more nerve cells in one human brain than there are stars in the Milky Way.
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Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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Your heart beats over 36 million times a year.
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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
Average Global Temperature during the Phanerozoic
Infant monkey is shown with cloth mother from Harlow’s studies.
Breast-Feeding at Work Can Work
Feeding the Baby New parents are often nervous when it comes to feeding their newborns