Cancer
Melanoma: Signs, Causes & Prevention in Canada
Melanoma gets its name from the word meaning “black tumour.” It starts in cells called melanocytes, which produce melanin — the …
🩺 Health Topic
Conditions & Diseases
Evidence-based guides to diseases and medical conditions affecting Canadians — from heart and cancer to digestive, kidney, and hormonal health. reviewed by our editorial team.
Subcategories
General Health 388
Heart & Cardiovascular Health 115
Cancer 89
Medical Tests & Diagnostics 81
Digestive Health 57
Respiratory Health 49
Genetics & Congenital Disorders 38
Diabetes 34
Kidney Disease 26
Liver & Gallbladder Health 23
Allergies & Immunology 23
Surgery & Procedures 20
Infections & Infectious Diseases 18
Thyroid Disorders 14
Blood & Hematology 11
Ear Disorders 8
Endocrine & Hormonal Disorders 6
First Aid & Emergency 6
Stroke & Cerebrovascular Disease 5
Conditions & Diseases 5
ENT & Throat Disorders 4
Urology & Bladder Health 2
Cancer
Skin Cancer: Warning Signs, Moles & ABCDE Guide
Skin cancer begins when cells in the skin undergo changes that cause them to grow without stopping. As these cells multiply, they …
General Health
Acrodynia: Mercury Poisoning in Young Children
Acrodynia is a vasomotor disorder of the extremities. This means it affects blood vessel function in the hands and feet.
General Health
Acrocentric Chromosomes: What They Mean for Your Health
An acrocentric chromosome is a chromosome where the centromere — the point that holds the two arms of the chromosome together — …
General Health
Aspirin: Uses, Dosage, Side Effects & Safety
The dose you take changes what aspirin actually does in your body. At low doses, it acts as a blood thinner.
General Health
Acetylcholine: What It Does and Why It Matters
Acetylcholine is a neurotransmitter — a chemical that nerve cells use to communicate with each other.
General Health
Keratitis: Causes, Symptoms & Treatment in Canada
Keratitis refers to any inflammation of the cornea, regardless of the cause. The cornea plays a vital role in helping your eye …
General Health
Irritability: Causes, Symptoms & When to Get Help
Irritability is the tendency to react quickly and strongly to stimulation — whether emotional, physical, or environmental.
General Health
Adenofibroma: What You Need to Know
An adenofibroma is a benign, non-cancerous tumour made up of two types of tissue: glandular tissue and fibrous connective tissue.
Heart & Cardiovascular Health
Deep Vein Thrombosis: Causes, Symptoms & Treatment
A blood clot, also called a thrombus, can form in two types of veins: surface veins (just under the skin) or deep veins (further …