As winter sets in most of us fall prey to various infections ranging from common cough and cold to flu. And one such common winter ailments that is triggered or worsened due to the cold weather is sinusitis. With the severe pain that spreads around the nose and the head we have no option but to sit at home applying for a leave. Things become worse when the pills also fail to provide a relief. In such a case you can try using a common kitchen ingredient that is easily available at home -- rock salt. Yes this home remedy can help