! h, P" v, V' S) |) F1 |) [ $ _% j3 Y8 T. Q+ O1 h6 c' m106-year-old says resisting romance made her stronger 8 X; |9 K& K' @- \2 K2 fIsabella Blyth has revealed that the secret to her long life is not an aversion to alcohol or fatty foods - it is down to the fact that she has never been romantically involved with anybody.