Causes of obesity

Sir, – According to Mary Mitchell-O'Connor "It has . . . been proven that more time spent by young children on physical activity has a positive impact on weight" (Opinion, January 20th). One can only hope this startling revelation was not gleaned from another expensive consultant's report – although, in a country where Anglo Irish Bank's auditors are now working for Nama (Fintan O'Toole, Opinion, January 21st), anything seems possible! – Yours, etc,

FINBAR O’CONNOR,

Claude Road,

Drumcondra,

READ MORE

Dublin 9.