Winter has kicked in and so has the season for catching colds. Therefore suffering a blocked nose is quite common. And then there are those TV commercials that lure you into using nasal sprays and decongestants to seek quick relief from your annoying stuffy nose. Tempting as it may seem playing doctor to yourself is not a good idea as they can be addictive. Which one should you buy? Should you blindly take what your local chemist gives you as opposed to which one is best suited for you? Read on to know more... Case Study Forty-year-old Nishi Varma had