Overview: A 29-year-old man gets tooth pain and almost dies of necrotizing fasciitis caused by the bacteria Streptococcus intermedius and Peptostreptococcus; a female financial adviser gets fatigue, joint pain, mental confusion, hair loss, and muscle weakness for over three years from Lyme disease; a 7-year-old boy gets a loss of appetite, abdominal pains, a fever, diarrhea, constant vomiting, and weight loss from Cryptosporidium.