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A (9) | B (4) | C (10) | D (1) | E (5) | F (2) | G (3) | H (15) | I (5) | L (6) | M (9) | N (1) | O (1) | P (5) | R (4) | S (7) | T (5) | U (1) | V (3) | W (2) | Y (2) | Z (1)
An alphabetical listing of Health Topics.
Titlesort descending
Campylobacter

Campylobacter refers to a group of bacteria that's commonly found in the intestines of animals, including poultry, wild birds, swine, cattle, rodents, and household pets. Campylobacter jejuni and Campylobacter coli are the two species that most often infect humans, causing an illness.

Chickenpox

Chickenpox is a very contagious and common illness with rash and fever caused by the varicella-zoster virus. Chickenpox illness usually lasts about 5 to 10 days and is usually a mild infection, however, it can be life-threatening to some.

Chikungunya Virus

Chikungunya is a disease spread to humans by the bite of an infected mosquito. The disease typically causes high grade fever combined with arthritis-like joint pains.

Chlamydia

Chlamydia is a sexually transmitted bacteria that is spread by sexual contact with an infected person.

Cholera

Cholera is an intestinal infection caused by bacteria. The bacteria can be found in water or food that has been contaminated with stool (poop) from a person who is infected with cholera. In Ontario, an average of one case per year is reported and all cases have been exposed to cholera in another country while travelling. Places in the world with poor sanitation, poor water treatment and inadequate hygiene are more likely to have cholera.

Cold-related Injury

Cold weather can be harmful to your health. While the health risks related to cold are higher for certain groups (such as people who work outdoors, people with pre-existing heart conditions or respiratory illnesses, older adults, infants, young children, and those who are experiencing homelessness), everyone is potentially at risk.

Common Cold

The common cold is a virus that infects the upper respiratory tract. There are over 100 viruses that can cause the common cold. These viruses are very contagious and exist throughout all four seasons.

Concussion

A concussion is a brain injury. It’s the result of a strong force being passed on directly or indirectly to the head or the body that shakes the brain within the skull.

Cryptosporidiosis

Cryptosporidium is a parasite that causes diarrhea in humans and animals. When a person gets sick, the infection is called cryptosporidiosis. Once infected, the parasite lives in the intestine and passes in the stool. Both the disease and the parasite are commonly known as “crypto.”

Cyclosporiasis

Cyclospora is a parasite that causes an illness in the intestines called cyclosporiasis.