Trichina spiralis is a species of roundworm that causes trichinosis, a disease typically transmitted through the consumption of undercooked pork. Some synonyms for Trichina spiralis include pork worm, trichinella, and nematode. Other related species of roundworms that can cause similar diseases include Ascaris lumbricoides (intestinal roundworm) and Enterobius vermicularis (pinworm). Infections of Trichina spiralis can lead to symptoms such as fever, muscle pain, and swelling, and can be prevented through proper cooking of pork and other meats. Awareness of the potential dangers of Trichina spiralis and other parasitic worms can help individuals protect themselves and their families from the risk of infection.