Perimenopause can last for up to 10 years yet there is a lack of awareness

Shocked by her own test results, Dr Sara Gottfried was spurred on to devise ways of improving her health and slowing down the ageing process, says Áilín Quinlan.

Are you on that familiar rollercoaster too — a December full of excess followed by a January of repentance?

CELEBRITIES may want to resist the urge to send a stream of consciousness on Twitter in the New Year after so many of them tweeted their way into trouble on everything from boxer briefs to breast-feeding in 2011.