<s>[INST] My 16 yr old son has been feelin chest pains & tightness in his chest n  throat for about a week now....hes also been very tired and headaches.  I took him to the family dr and and he thought he had asthma, precribed proair inhaler and it made him feel worse than before.  Stopped taking inhaler had a pulomonary test done, his lungs look healthy... Dont know what to do...? [/INST] Respected user , HiThanks for using Healthcaremagic.comI have evaluated your query thoroughly .*  This indicates systemic manifestations of underlying pathology which     may  be low hemoglobin or pyrexia of unknown origin .*  He  requires  work  up  with  laboratory evaluation to find out the cause     &  manage accordingly .Hope this clears your query .Welcome for further assistance .Regards . </s>