It takes roughly eight hours of consecutive sit-ups to lose one pound. More specifically, a person can expend approximately 3,500 calories by doing sit-ups for eight straight hours.
The basic formula for losing weight is to calculate caloric intake and compare it to caloric expenditure, explains WebMD. There is no specific formula that states how many sit-ups it takes to lose one pound. However, a person should plan on expending roughly 3,500 calories to lose one pound, regardless of the actual exercise performed. With regards to sit-ups, it takes roughly eight hours to expend 3,500 calories.
A calorie is a unit of energy, states Medical News Today. Calories are essential for bodily function and survival. Food that is consumed contains calories, and a person expends calories in everyday activities. The number of calories an individual should consume each day varies from person-to-person based on factors such as age, weight, height and physical activity.There are additional formulas, such as the Harris Benedict Equation, that can be used to better understand weight-loss techniques, according to The Washington Post. Ultimately, weight loss results vary among each individual.