Recent test and development say that sugar feeds cancer cells. Anyway sugar is not good in diabetes (mother of all diseases), formation of cough etc. and hence sugar should be totally avoided.
She is 100% spot on. We somehow still dont eat seasonal vegetables and fruits and do requisite physical acitivity. If we do that we will have a better and healthier life than what we have today.
These people belong to page 3 culture and would only speak what common men want to hear without considering the ill-effect of there words. No consideration of changes in life style, work culture and amount of physical activity that our grand parents used to have. Hybridized food which we eat, pollution which we do, big houses, ACs and room heaters,cars and all the gadgets which we use need consideration in this talk. These changes has made oil, salt and sugar absolute poisons for us.