According to ScienceDaily, two viruses that can mimic flu symptoms pose serious public health concerns. Hantavirus, typically spread by rodents, can cause severe heart and lung complications with no currently available vaccine or specific treatment—and certain strains may transmit between people. Ebola remains among the world's most dangerous pathogens, with mortality rates reaching fifty percent in some outbreaks, though vaccines and antiviral medications have recently improved survival rates for certain strains. Both viruses highlight the importance of early detection and the challenges that infectious diseases continue to present for global health officials.

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