What should be weight of 3 month old

Take high fiber low fat diet followed by detox diet for fast belly fat reduction .Ask me directly for customized diet plan for you. 

if your son has started speaking monosyllables, it is an okay start. you need not worry. any other learning disability that you know off?

You should eat everything in moderate quantities. Try to keep your hands off oily and sweet food items. You can go through our blog to get extensive details about the diets you can try. https://www.credihealth.com/blog/low-carb-indian-diet/