l av these symtoms that bother me, my throat is kind of hurting on the sides, but l dnt feel lumps and l have a lot of sputum secretion from my throat it feels like l need some of it to be suctioned out, l feel cold without reason, l feel tired most times even though l hadly sleep more than 3 hrs every day. lv been a smoker for about 18 years with intervals of break for 2 yrs n a couple of months, pls what do u think is goin on