Parasite
If you think about this book too hard, I imagine it would all fall apart. The concept requires a pretty significant leap of faith, and the science hangs together pretty loosely. It's very far-fetched. But if you can accept the premise - people have started voluntarily ingesting tapeworms as a form of preventative health care and now those tape worms are trying to take over - then you get a fun, well-paced book with a few moments of true terror. The suspense in this book is really top-notch. The book follows Sal, who was in a car crash six years prior and miraculously woke up from her come right when her family was about to pull the plug. She has no memory of her life prior to the coma and has spent the years since as a guinea pig, as her doctors try to figure out how she made such a complete recovery. Her relationship with her family, particularly her father, is one of the best parts of the book, as they all try to navigate the new normal. But all around her people are starting...