A single cough might seem harmless, but it can often tell a deeper story about your health. Whether it’s a dry tickle that lingers or a chesty hack that won’t quit, one cough can signal anything from ... Hindustan Times: Viral infection with flu-like symptoms, dry cough, headaches that just won't go away?

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Doctor explains what it really is Viral infection with flu-like symptoms, dry cough, headaches that just won't go away? Doctor explains what it really is