Hegar’s sign is a now outdated method for detecting pregnancy. The test is not specific, meaning it cannot reliably detect if someone is not pregnant. Hegar’s sign involves softening of the cervix.

It lasts just a few seconds, but it can be startling: An intense burst of pain like an electric shock that runs down your back into your arms and legs when you move your neck. It’s called Lhermitte’s ...

Russell’s sign is a physical indicator that may occur in people who engage in self-induced vomiting. People with Russell’s sign may have calluses, abrasions, or scars on the knuckles or back of their ...

Russell’s sign is a physical indicator that appears as skin damage on the knuckles or back of the hand, often caused by self-induced vomiting in people with bulimia nervosa. Bulimia nervosa is an ...