The familiar sounds of your heart are made by the heart's valves as they open and close.
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If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
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The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.
Saguaro National Park in Arizona, part of the Sonoran Desert
Desert
The Atacama Desert in Chile
Desert "الصحراء"
The enthalpy change for converting 10.0 g of ice at -25.0 C to water at 80.0 C is ________ kJ. ...
Type III curve. Mortality is highest early in life. Data for a desert shrub (Cleome droserifolia).