Suffering from sudden bouts of dizziness when everything around you seems to be spinning? Or spells of instability? It might be time you visited a doctor. Many people who suffer from these symptoms frequently or after doing something in particular like bending are known to suffer from a condition called vertigo. Sounds like a complicated condition? Well don't despair. Here are some simple answers with inputs from renowned ENT surgeon and otolaryngologist Dr Rajeev Nerurkar to common questions about the condition. What is vertigo and is it related to fear of heights at all? Vertigo is actually a sense of