<span>course! ... I certainly would not eat a certain type of food with a strong odor<span>!</span></span>
You can begin to lash out, become distressed and angry. You may become tired, experience headaches, pains, etc.
It really just depends on the person. I’m not much of a medical expert but I hope this helps.
Put your mind to it and make certain goals that you want to accomplish by a certain time etc. you won't see improvement unless your commited to your goals && if you meet your goals make new goals to accomplish