coming up ahead. now let s see a bit of that power smile what it is our health predetermines from birth 5 years ago young i was diagnosed with a genetic brain defect i was so down i could only see the bad side of everything and i felt really sorry for myself and i. doctors told her that her several belen and shrinking. can be a burden i came to terms with it i said ok so you re there but now i m in charge again when the fear factor what impact can we have ourselves and how much is determined by the genes our parents passed on to us our character and constitution but also our predisposition for illnesses such as all timers heart disease and cancer. human geneticists are discovering a growing number of risks genes but how much do we want to know now that we have