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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

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Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

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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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A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

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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.

Remedies for insomnia include increased physical exercise and time spent outdoors. Remedies for insomnia include increased physical exercise and time spent outdoors.
Renal blood vessels and the pathway of blood through the renal system. Renal blood vessels and the pathway of blood through the renal system.
Schematic illustration of Myers and Sperry’s (1953) groundbreaking split-brain experiment. There ... Schematic illustration of Myers and Sperry’s (1953) groundbreaking split-brain experiment. There ...
The Central Nervous System The Central Nervous System
A myelinated axon from the spinal cord A myelinated axon from the spinal cord
Video: Net filtration pressure and lymph formation, edema & blood velocity

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