The intensity of bad breath differs during the day, due to eating certain foods (such as garlic, onions, meat, fish, and cheese), obesity, smoking, and alcohol consumption. Since the mouth is exposed to less oxygen and is inactive during the night, the odor is usually worse upon awakening (morning breath).
DVI redirects here. For other uses, see DVI (disambiguation). Digital Visual Interface (DVI) is a video display interface developed by the Digital Display Working Group (DDWG). The digital interface is used to connect a video source, such as a video display controller, to a display device, such as a computer monitor.
DEFINITION of 'Negative Volume Index - NVI' A technical indicator that relies on changes in a securityâs volume to identify when smart money is driving the current trend. The Negative Volume Index suggests that unsophisticated investors buy and sell primarily on high-volume days, while shrewd investors are more likely to trade on low-volume days. A technical indicator that relies on changes in a securityâs volume to identify when smart money is driving the current trend.