Learn about the increasing concern that certain germs such as bacteria, viruses, fungi and parasites are becoming more resistant to antibiotics, resulting in fewer effective antibiotics.

Read about chickenpox and the new recommendations for determining who should be vaccinated.

Find information on childhood immunization, a safe and effective way to give children immunity against a number of potentially serious diseases such as polio and tetanus.

Link to a variety of information on immunization, including immunization schedules for children and recommendations for travel vaccines.

A gateway to immunization information including vaccine safety, influenza/flu shot information, immunization schedules, the Canadian Immunization Guide, and FluWatch.

Find information on a vaccination for meningococcal disease, an infection which can, in rare instances, cause bacterial meningitis and meningococcemia.

Link to information addressing concerns about vaccine safety.

Find information on the vaccine for pneumococcal disease, which can occasionally cause serious diseases such as meningitis.

The term STI (Sexually Transmitted Infection) is now commonly used in the place of STD (Sexually Transmitted Disease). STI is more encompassing, including infections that may be asymptomatic. The term STI is used more frequently on this site but please note that the term STD may still be used in some links and earlier publications.