Conditions

The “Conditions A–Z” overview alphabetically displays all articles about conditions together with their symptoms, causes, and treatment options. Alternatively, you can also find a specific disease description by going to the “Conditions” tab in the main menu or using the search window.

Please select the first letter of the condition you are looking for:

Conditions starting with “M”

Macular degeneration
Malaria
Measles
Medication allergy
Melanoma skin cancer
Meningitis
Meniscus tear
Menstrual cramps
Metabolic syndrome
Middle East Respiratory Syndrome (MERS)
Migraine
Mitral valve insufficiency
Molluscum contagiosum
Multiple myeloma
Multiple myeloma
Multiple sclerosis
Mumps
Muscle strain

Selected topics

Man sitting on a case in a forest holding a cup from a thermos flask in his hand. He is gazing into the distance through trees with a small cloud of condensed breath in front of his face.

Respiratory system

The air passes through the mouth and nose, down the throat, past the larynx and vocal cords, and through the bronchial tubes into the lungs.

Close-up of human eye. Fiery-colored light reflected around the black pupil. Long eyelashes extending from the upper eyelid.

Eyes

Eye disorders range from mild conjunctivitis to serious disorders such as glaucoma (“green star”).

Hormones

Hormones are chemical messengers and signaling molecules that regulate various processes in the body. Many hormones regulate processes that affect the entire body.

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