The Facts The macula is a tiny circle in the middle of the retina, a light-sensitive membrane that lines the inside of the back
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The medical conditions database is designed to help you and your loved ones learn about the cause, prevention, symptoms, and treatment of medical conditions to better understand various conditions.
The Facts Malaria is a mosquito-borne parasitic infection spread by Anopheles mosquitoes. The Plasmodium parasite that causes malaria is neither a virus nor a
The Facts Marfan syndrome is a genetic disorder that affects the body’s connective tissue – the tissue that makes up our tendons, ligaments, joints,
The Facts Mastitis, also known as breast infection, is an infection of the breast tissue. It is caused by bacteria that usually enter the
The Facts Measles (also called rubeola or morbilli) was once one of the most common childhood infections in North America. In the early 1960s,
The Facts Melanoma is the most serious form of skin cancer. In Canada, an estimated 6,800 people are diagnosed with melanoma each year, and
The Facts Ménière’s disease is a condition that affects the inner ear. It causes attacks of dizziness (vertigo), nausea and vomiting, a feeling of
The Facts Meningitis means “inflammation of the meninges.” The meninges (plural of meninx) are membranes that cover the brain and spinal cord. They can
The Facts Menopause is the time when a woman’s menstrual periods stop and her ovaries stop releasing eggs. A woman is considered menopausal once
The Facts MERS (Middle East Respiratory Syndrome) is a severe pneumonia-like respiratory disease caused by a virus. It is different from SARS because MERS
The Facts A person has metabolic syndrome when they have a combination of 3 or more certain health risks. These health risks include: high
The Facts Metal hypersensitivity is a disorder of the immune system. It is a common condition that affects 10% to 15% of the population.
The Facts In North America, more than 1 in 10 people have migraine headaches. Most migraine sufferers are women. Migraines usually appear between the
The Facts Mitral valve prolapse (MVP) is a common condition that affects one of the heart’s valves. It occurs in about 1 out of
The Facts Molluscum contagiosum is a common skin infection that is caused by a virus. The infection causes small, dimpled, skin-coloured bumps called papules
The Facts Many pregnant women (about 70% to 85%) experience a period of nausea and vomiting. In the vast majority of cases, it’s unpleasant
The Facts Some people feel very sick while travelling in an airplane, boat, train, or car. They may feel queasy or nauseous or may
The Facts Multiple myeloma is a type of cancer that occurs when plasma cells in the body start to overgrow in the bone marrow.
The Facts Multiple sclerosis (MS) is a chronic condition that affects the central nervous system. This system includes the brain and spinal cord. It
The Facts Mumps is a viral infection of the salivary glands, especially the parotid glands that run along the angle of the jaw in
The Facts Muscular dystrophy is a term that refers to a group of muscle disorders in which the face, arm, leg, spine, or heart
The Facts Myasthenia gravis is an autoimmune disease of the neuromuscular junction, the contact point between nerves and muscles. For some unknown reason, the
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