Happy Families

Lisa is forty-two, divorced and a mum of three. For the past year, she has been going out with Mark, who is five years younger than her. Lisa really likes him but she worries that one day he will leave - just like her ex-husband did.

On top of everything else, Lisa feels really tired and moody, and has put on weight. She thinks it''s the menopause - but could there be another reason for how she''s...