Covid: Feel that? The ‘dry’ sensation that can appear two days before other symptoms

ALTHOUGH the cases driven by the summer wave seem to be declining at the moment, it's still worth knowing the signs to look for. Plus, Omicron BA.4 and BA.5 seem to be re-infecting even those who've battled the virus recently. Research singles out a certain sensation that could precede other symptoms, helping to identify the infection promptly.