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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

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The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

The Red-bearded Bee-eater Nyctyornis amictus is a large species of bee-eater found in the Indo-Malay The Red-bearded Bee-eater Nyctyornis amictus is a large species of bee-eater found in the Indo-Malay
Anatomically modern humans from the Israeli cave sites of Skhul and Qafzeh may be the earliest found Anatomically modern humans from the Israeli cave sites of Skhul and Qafzeh may be the earliest found
The recent mass upheavals in Tunisia, Egypt, Libya, Yemen, and Syria gave political scientists a cha The recent mass upheavals in Tunisia, Egypt, Libya, Yemen, and Syria gave political scientists a cha
The first commercially successful typewriter, manufactured in quantity beginning in 1874, surely fue The first commercially successful typewriter, manufactured in quantity beginning in 1874, surely fue
Many different types of labels may be found on packages containing hazardous materials. Clockwise ... Many different types of labels may be found on packages containing hazardous materials. Clockwise ...
Amino Acids Commonly Found in Proteins Amino Acids Commonly Found in Proteins
Video: Condensation and Hydrolysis Animation

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