‘Quad-demic’ threat looms as winter viruses surge across US
January 3, 2025
The United States faces a “quad-demic” this winter, with flu, Covid-19, RSV, and norovirus surging due to increased indoor activities, holiday gatherings, and weakened immune systems. Health officials advocate for vaccinations, hand hygiene, mask-wearing, and staying home when sick to combat the rising infections.
