He was born in 1881 in Scotland. He went to school in a village, but he didn’t go to university. His brother was a doctor and he helped Fleming go to university. Fleming studied Medicine at London University and he became a doctor in 1906. Fleming worked as a doctor in the First World War. At the war, a lot of soldiers died because there weren’t any right medicines. Fleming was very unhappy about it and he tried to find a medicine. He worked hard a lot of years, so he discovered the first antibiotic. He called it „penicillin. This medicine helped doctors in hospitals. They won the Nobel Prize for Medicine.