Doctor female doctor died suddenly after work, what can be done in life to avoid tragedy?

It is reported that on the afternoon of May 6, 2007, Dr. Feng, who was studying in the Department of Gastroenterology, Affiliated Hospital of Guangdong Medical University, died suddenly at home after work. She was born in 1983 at the age of 34. She is a proud pupil of the tutor, with fruitful scientific research results, and a single female doctor! In the Mood for Love, life is fixed on May 6th 15: 00!