Seizures, or convulsions, occur when abnormal signals from the brain change the way the body functions.

For heart-rhythm problems, ablation therapy seeks to stop abnormal electrical signals.

This procedure uses radiofrequency energy to destroy the heart tissue responsible for abnormal electrical signals.

The damage causes nerves in the affected dermatomic area of the skin to send abnormal electrical signals to the brain.

Electrophysiology allows for the investigation of abnormal electrical signals in the body's tissues.

Other rudimentary treatment measures include addressing and correcting abnormal clinical signals.

This sensation can be a result of nerve damage or abnormal signals from the nerves to the brain.

"There could be abnormal signals coming from below or above," she said.

Only rarely is there an "abnormal" or novel signal.

He begins to doubt his own ability to distinguish between normal and abnormal signals.