Laser therapy uses an intense light to remove abnormal cells that can turn into cancer. The laser emit a powerful beam at a specific frequency that can hurt the tumor. Since the laser is so hot, it’ll kill off any blood vessels and will cause less bleeding and scarring than any normal surgery.

Chapters:
0:00 Intro
0:57 Cancer is a bunch of different diseases.
2:04 They destroy some cancers with lasers.
3:45 Ten percent of cancer deaths could be prevented with more screening.
5:09 There will never be a silver bullet to cure cancer.
6:27 Outro