On average, a 155-pound person burns 42 calories while sitting for 30 minutes, according to Harvard Medical School. The number of calories burned varies based on weight and activities conducted while sitting. More »

Using the HealthAssist calculator, a person weighing 80 pounds burns 50 calories in one hour if he is inactive, such as while sitting and reading or studying. An individual weighing 200 pounds burns the same amount of ca... More »

The amount of calories a person burns naturally in a day depends on factors such as gender, height, current weight and age, according to SFGate. The process of naturally burning calories without added activity is called ... More »

The precise number of calories a person burns when lifting weights depends on the duration and a person's weight. A 125 pound person working out for 30 minutes can expect to lose 90 calories; a 155 pound person, 112 ca... More »

According to the National Health Service, an average person burns around 0.044 calories per step when walking briskly or 44 calories for each 10 minutes of brisk walking (around 1,000 steps). The amount of calories burne... More »

According to CNN, hula hooping burns 300 calories in 30 minutes. The total number of calories a person burns depends on the length of time spent hula hooping, the intensity of the workout and the weight of the person who... More »

www.reference.com Health Fitness & Exercise Burning Calories

The number of calories a person burns while biking per hour depends on how much the person weighs. A person who weighs 160 lbs. will burn 292 calories in an hour while a person who weighs 240 lbs. burns 436 calories in a... More »

www.reference.com Health Fitness & Exercise Burning Calories