Fat lot of use

SIR – How many civil servants, Phds, medical doctors and fellows of prestigious societies were needed to discover that most fat people eat too much (“Hidden calories fuelling obesity crisis”, report, February 19)?

Dorchester, Dorset

SIR – The panic and hysteria caused by the closure of several hundred KFC outlets over the past few days probably explain the population’s ever-growing obesity problem.

Woking, Surrey