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Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

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The familiar sounds of your heart are made by the heart's valves as they open and close.

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To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

David P. Bradley (White Earth Oijbwe, and Mdewakaton Dakota), Indian Country Today. David P. Bradley (White Earth Oijbwe, and Mdewakaton Dakota), Indian Country Today.
Cyanosis as shown here at the patient’s fingertips results from a lack of oxygen in the tissues Cyanosis as shown here at the patient’s fingertips results from a lack of oxygen in the tissues
Ocean cover most of Earth’s surface Ocean cover most of Earth’s surface
Heating the Atmosphere Heating the Atmosphere
Earth 600 Million Years Ago Earth 600 Million Years Ago
Earth Present Earth Present
Video: Segmentation and migrating motility complexes & Gastroileal reflex

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