Page 1 of 3 Next >. Find out what normalization is and how your database can benefit from it (or suffer from it). Learn the advantages, disadvantages, and some techniques and guidelines to doing it yourself. This chapter is from the book ï.
Loss of consciousness is the most common sign of ventricular fibrillation. A condition in which the lower chambers of your heart beat too fast (ventricular tachycardia) can lead to ventricular fibrillation. Signs and symptoms of ventricular tachycardia include: 1  Chest pain.2  Rapid heartbeat (tachycardia). 3  Dizziness.4  Nausea.5  Shortness of breath. 6  Loss of consciousness.arly signs and symptoms. A condition in which the lower chambers of your heart beat too fast (ventricular tachycardia) can lead to ventricular fibrillation. Signs and symptoms of ventricular tachycardia include: 1  Chest pain. 2  Rapid heartbeat (tachycardia). 3  Dizziness.
For other uses, see Vital signs (disambiguation). Vital signs (often shortened to just vitals) are a group of the 4 to 6 most important signs that indicate the status of the bodyâs vital (life-sustaining) functions. These measurements are taken to help assess the general physical health of a person, give clues to possible diseases, and show progress toward recovery.