Cancer is a chronic disease that kills millions of people worldwide.
According to the World Health Organization (WHO), cancer is the second leading cause of death globally and is likely to be responsible for more than 9 million deaths in 2018.
Globally, medical professionals will diagnose cancer in around 18 million people in 2018, and the number of new cases per year will reach more than 23 million by 2030.
The most common cancers globally are lung cancer, breast cancer, and colorectal cancer.
