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Did you know?

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.

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Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Vasectomy. (a) Vas deferens is located within the spermatic cord on both sides. (b) A small incision Vasectomy. (a) Vas deferens is located within the spermatic cord on both sides. (b) A small incision
Sources and Amounts of Oil Released into North American Marine Waters Sources and Amounts of Oil Released into North American Marine Waters
When Union troops pushed toward Richmond in June of 1862, these slaves crossed the Rappahannock Rive When Union troops pushed toward Richmond in June of 1862, these slaves crossed the Rappahannock Rive
Working Memory Binds Visual Features into a Single Chunk Working Memory Binds Visual Features into a Single Chunk
The injector on-time is called the pulse width. The injector on-time is called the pulse width.
Example of a single-nucleotide polymorphism (SNP) Example of a single-nucleotide polymorphism (SNP)
Video: Adolescent Diabetes

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