I took on the triple challenge of Dry January, Buy Nothing New Month and Birchall’s Green Tea Challenge. While I did have the odd coffee, I made green tea my default drink as part of Birchall’s Green Tea Challenge, replacing my standard builder’s tea with something I enjoy anyway. The combined effect of no booze and detoxifying green tea left me feeling unexpectedly sprightly, and I’m fairly sure my liver noticed too. Editor Tom Pattinson did Dry January, Buy Nothing New Month and the Green Tea ChallengeAngela Garwood Full disclosure: I failed at Buy Nothing New Month. I realised that I don’t generally buy much stuff, and what I do buy is usually secondhand.