Hi welcome to the health care magic You are having congestion symptoms, vertigo in past, diarrhea and headache... This generalised affection might be from general viral infection.... As on and off complaint present since two week I will advise you to consult nearby physician or otorhinolaryngologist for following work up..... -Auscultation -Otological evaluation -CBC -ASO titre -if needed then chest x ray -sgpt, sgot if needed If reports suggest towards bacterial infection then treated with antibiotic Maintain hydration with lots of water and drink ORS also to replenish lost fluid and electrolyte respectively Decongestant tablet like phenylephrine can be prescribed for congestion relief Probiotic tablet can be prescribed Take rest for few days and then start gym Hope your concern solved Let me know you if you have further query