
Causes: Genetics, environmental exposures, aging, modifiable lifestyle factors
Types: More than 200
Treatments: Surgery, therapies and medications
There are tens of trillions of cells in the human body, and new cells are constantly forming as older cells age and die. But sometimes, cell growth and replication doesn't stop when it should. These abnormal cells multiply too quickly, harming healthy tissue and interfering with bodily functions. This runaway cell growth and accumulation of abnormal cells is called cancer.