Enterovirus D68 (EV-D68) is one of over 100 non-polio enteroviruses, according to the CDC. For most people infected, it causes flu-like symptoms, mild to severe. It spreads just like the common cold virus, through coughing, sneezing, handshakes, or touching a surface touched by someone with the infection. Over this past summer and fall, the United States, “has experienced a nationwide outbreak of enterovirus D68,” according to the CDC. For most infected persons, it’s just another cold. But “more severe infections can lead to hypoxia, meningitis, eye problems, heart involvement, and rarely paralysis.” This sudden surge in EV-D68 cases is perplexing...