Caffeine can be found in coffee, tea, cocoa, cola soft drinks and energy drinks.
In November 2017 it was announced that Logan would step down from this role in January 2018 after five years.
Life doesn't always present you with the opportunities until that stage, so if you haven't done what you wanted to do by the time you're 40, don't worry! Kicking off with Ruby Wax, subsequent episodes will feature Gareth Thomas and Penny Lancaster chatting about all things mid-life, including relationship breakdowns, crises of confidence and the physical changes that come with ageing, as well as perimenopause.