We do not have any special information about the personal life of Maharshi Charak. There are many opinions about the time of his existence. It is said that he was the 'Rajvaidya' i.e. a state doctor of Kanishka and he lived before the second century A.D.
The book written by Maharshi Charak is Charaksanhita चरकसंहिता compendium of Charak. This basically is the book of Kaychikitsa i.e. general medicine And there is detailed description of Kaychikitsa (compare चरकस्तु चिकित्सितेन > such is famous statement There is a - book titled Charak in the field of medicine) According to some scholars Charaksanhita is an encyclopaedia of medicine and Ayurveda. Therein there is fun damental interpretation of the original facts and principles of Ayurveda.
There is the description of the life of Indians of the time. There is a discussion of the pattern of the livings, marriage, married life, children.