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There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

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Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

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In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

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Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Basal cell carcinoma, a frequent type of skin cancer that rarely metastasizes. Basal cell carcinoma, a frequent type of skin cancer that rarely metastasizes.
The Taung Child, the first of the australopithecines to be discovered, is the type specimen for Aust The Taung Child, the first of the australopithecines to be discovered, is the type specimen for Aust
The risk of dying before the age of 65 gets lower as family income gets higher. The risk of dying before the age of 65 gets lower as family income gets higher.
A typical injector-pump-type automotive diesel fuel injection system. A typical injector-pump-type automotive diesel fuel injection system.
The operation of a rotor-type oil pump. The operation of a rotor-type oil pump.
Voltmeter hook-ups for voltage-drop testing of a Ford-type cranking circuit. Voltmeter hook-ups for voltage-drop testing of a Ford-type cranking circuit.
Video: Retina

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