Paul Ehrlich, a German scientist, is credited with discovering the first chemotherapeutic agent, salvarsan, in 1909.

Methotrexate was the first drug approved by the FDA to treat cancer in 1953.

Lung cancer is the most common type of cancer worldwide, accounting for approximately 1.8 million deaths each year.

Cancer is caused by a combination of genetic mutations, environmental factors, and lifestyle choices.

Breast cancer is the most common type of cancer in women, accounting for approximately 2.1 million cases each year.

Prostate cancer is the most common type of cancer in men, accounting for approximately 1.4 million cases each year.

Testicular cancer has the highest survival rate among all types of cancer, with a 5-year survival rate of over 95%.

Pancreatic cancer has the lowest survival rate among all types of cancer, with a 5-year survival rate of less than 10%.

The p53 protein is often mutated in cancer cells, leading to uncontrolled cell growth and proliferation.

Cervical cancer, hepatitis B-associated liver cancer, and Kaposi's sarcoma are all caused by viruses.

Radiotherapy uses high-energy radiation to kill cancer cells.

Chemotherapy uses drugs to kill cancer cells.

Surgery uses surgery to remove cancer cells.

Immunotherapy uses the body's own immune system to fight cancer.

Acupuncture is not a type of cancer treatment.