"(Studies) are showing... (Omicron is) 2 to 3 to 5 times more transmissible... and if it is even half or one-third the severity, we are still talking about 1.5 times more cases... When this happens, any country, most countries, systems will get overwhelmed quickly," says Dr Rachna Kucheria, Founder, DocGenie Telemedicine and Epidemiologist, on the potential threat of an Omicron-fuelled wave of COVID cases.