Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Summary of events in a typical humoral immune response.
X-ray showing typical joint changes associated with osteoarthritis.
Typical hand deformities associated with rheumatoid arthritis.
A typical engine coolant temperature (ECT) sensor. ECT sensors are located near the thermostat ...
A typical TP sensor mounted on the throttle plate of this port-injected engine.