The number of COVID-19 cases in India is, once again, exponentially rising, with the Omicron variant emerging as the single greatest threat. A total of 781 cases have been detected in the country at the time of this writing (the number is expected to rise further in the coming days), but keeping in mind the highly contagious nature of this variant, states and cities have imposed a number of stringent restrictions that may affect movement within and across regions.