The Center for Development of Security Excellence (CDSE) is located in Linthicum, Md., and provides security education and training to DoD security professionals through formal classroom and distributed learning methodologies (i.e., computer-based, web-based and tele-training).
- Types of dizziness include vertigo, dysequilibrium, labyrinthitis, eniere's disease, light-headedness.
Symptoms & Signs. Dizziness is a feeling of being lightheaded or woozy. Disturbances of the brain, gastrointestinal system, vision, and the vestibular system of the inner ear are known causes of dizziness. People often refer to dizziness as vertigo, unsteadiness, or lightheadedness.