Wiktionary(1.00 / 1 vote)Rate this definition: quantity(Noun) A fundamental, generic term used when referring to the measurement (count, amount) of a scalar, vector, number of items or to some other way of denominating the value of a collection or group of items. You have to choose between quantity and quality.
When the body is making and using ketones we say that the body is in a state of ketosis. Ketosis begins after about 48 hours (2 days) or water fast for women, or about 72 hours (3 days) of water fast for men.
In order to reach ketosis youâll need to burn off all additional glycogen supplies. To get into ketosis fast, change your workout. How to Exercise for Keto. 1  Try a HIIT routine (short bursts of exercise followed by short periods of rest) for maximum sugar-burning with minimal effort.