 [ Symptoms ] i have recently noticed a couple of red lumps on the back of my throat they do not hurt or anything please help  they are just red lumps and they do not hurt i have been reading that it might be something about mucus but i am not sure is this normal [ Disease ] a cough in a healthy 4 year old can be many things most commonly colds from viral infections can cause coughs other causes can be allergies post nasal drip and asthma if your child has had the cough for several weeks it is important to speak to your doctor if he has allergies or asthma that is causing this there are medications available to make him feel better call your doctor