My father has Parkinson's Disease. What is my risk? "My 37 year old sister has just been diagnosed with multiple sclerosis. Am I at increased risk?" Dr Philip Reilly, a well known author and geneticist, attempts to answer these questions and many more. The book covers over 90 common conditions, diseases and disorders ranging in chronological order from conception to old age. Dr Reilly discusses each one of these in turn, making clear what is known and not known about the genetic factors influencing the development of the disease.