DURHAM, N.C. – There is a growing consensus among doctors that a healthy gut, even with some species of worms, may offer protection against some allergies and autoimmune problems. Research has shown that germs from healthy people can be used to heal sick people who...

WASHINGTON -- The Food and Drug Administration in April met with supporters and critics of Zicam Allergy Relief and Cold-Eeze to discuss the homeopathic remedies that are protected by federal law, but remain unaccepted by mainstream medicine. The agency is reviewing...