There is usually no one factor that causes breast cancer. It's likely a combination of the effects of a person's risks combined with an element of bad luck.
SIDS is diagnosed when no other cause of death is found, but SIDS infants do have some characteristics in common.
Some depression is caused by environmental factors, and some is biological.
While research for a cure for MND is underway, first we need to know what causes it.
Alzheimer's disease is the most common form of dementia, but treatments are still far from successful in clinical trials. Here is what we know about the disease, and what is yet to be uncovered.
Parkinson’s disease is the second-most-prevalent neurodegenerative condition in Australia, with an estimated 70,000 living with the disease. But what do we know about the causes and risk factors?
One of the great and enduring mysteries of autism is what causes the brain to develop so differently.