Cape Town – A slimmed down Julius Malema says he is prepared to take an HIV test in public to prove he is healthy and that his weight loss is by choice.There had been rumours around the EFF leader's recent weight loss, with speculation that it could be due to HIV/Aids or diabetes.According to The Citizen, Malema told an EFF business gala dinner at the Meropa Casino in Polokwane, Limpopo, on Saturday night that his weight loss was not due to illness.He said he was feeling healthier and more energetic and joked that his performance between the sheets had not been negatively affected by the weight loss, the newspaper reported."I am not sick. I am just looking after myself. I can take any test publicly anywhere, from Aids to sugar diabetes. There is no problem. Even the manhood is still working."He had stopped drinking alcohol, cut out sugar and was eating less pap, he said.In May, the Sowetan reported that EFF national spokesperson Mbuyiseni Ndlozi confirmed that Malema had started going to the gym and was on a diet.Setting an exampleIn May, Prof Tim Noakes told Times Live that the EFF leader would have to cut out carbohydrates and sweetened beverages if he wanted to be the slim young lion of 80kg he was in his school days. A much rounder Julius Malema a few years back. (Netwerk24) Malema told Gareth Cliff in an interview in July that he got good advice from former president Nelson Mandela some years ago: "Madiba said to me: 'If you want to lead our youth and society, you're going to have to lose some weight. You can't lead our people looking like this'."He told Cliff that all the talk about his weight didn't bother him at all."They were talking when I was big, they are talking now that I'm losing weight. It's good."He believed others should follow his example."We don't need an obese society. Losing weight is a good thing because we need to inspire our society. We don't need an obese society and we in leadership positions should try to live a healthy lifestyle to inspire a younger generation. It's not good to create the impression that obesity is fashionable."