Research, education and medication have all helped reduce the impact of HIV. But viruses also evolve over time, and HIV may be becoming less harmful.

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The Zika virus is spread by mosquitoes. It has also been linked to birth defects, especially microcephaly. But how do you get from a mosquito bite to microcephaly?

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Researchers have found a link between pregnant mothers infected with Zika virus during pregnancy and cases of microcephaly in their babies. But although Zika virus only began receiving widespread attention recently, Zika infections are nothing new.

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CurioCity resources which align with Prince Edward Island's Biology 621A curriculum topic: Reproduction and Development

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CurioCity resources which align with the Northwest Territories Biology 30 Unit B: Reproduction & Development

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CurioCity resources which align with the Nova Scotia Biology 12 Unit: Reproduction and Development

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CurioCity resources which align with the Newfoundland and Labrador Biology 3201 Unit 2: Reproduction and Development.

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CurioCity resources which align with Quebec's Secondary I & II Science and Technology Curriculum content area on The Living World: Survival of Species.

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Both gonorrhea and syphilis can be transmitted through oral sex. If this is news to you, you're not alone, one in five teens were unaware these diseases could be transmitted that way. No wonder experts refer to the increase in STD as a "hidden epidemic".

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What you need to know about "fooling around" and other forms of sexual expression.

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Media coverage of HPV has increased dramatically since Health Canada approved Gardasil, the first vaccine to protect against HPV and a major breakthrough in the fight against cervical cancer. Here are some important facts you need to know.

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Among the many sexually transmitted infections (STIs), you have probably heard of ‘the clap’. This infection is also called gonorrhea since it is caused by the bacteria Neisseria gonorrhoeae.

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A few inches of latex tube rolled up on itself and sealed hermetically in a little foil wrapper doesn’t seem like much, does it? Unfurled and applied properly, the ultrathin barrier fitted snugly between a person and the

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