How long must you practice before can become a doctor?

You cannot become a doctor through practice alone. Becoming a doctor requires several years of education and training. The exact amount of time it takes to become a doctor varies depending on the country and the specific medical field you wish to pursue.

Generally, the path to becoming a doctor involves completing undergraduate studies (typically lasting 3-4 years), passing medical school entrance exams, attending medical school (lasting 4 years), completing a residency program (lasting 3-7 years), and obtaining a medical license.