The early stage of a herpes outbreak, before sores appear During the prodrome, there can be symptoms such as itching, burning, or tingling in the area where sores usually appear There may also be symptoms such as headache, fatigue, and muscle aches
the first stage of migraine that occurs in about 50% of migraineurs which occurs within 24 hours preceding the headache; changes include alteration in mood (irritability, depression, euphoria, high or low energy levels) or sensory perception (overly sensitive to light, noise, touch, odors), craving food, excessive yawning, and speech or memory problems; more information