Electronics, namely, calculators, pedometers, electronic diaries and electronic day planners; food and body weighing apparatus; pre-recorded DVD's featuring exercise and fitness instruction; downloadable computer software and downloadable mobile software applications for tracking weight, food intake and physical activity; downloadable computer software for searching recipe, food and restaurant databases; downloadable computer software for providing information in the field of weight management; and downloadable mobile software applications for scanning bar codes of food products for nutritional content