A single soft shell crab is also high in cholesterol at 79 mg per serving or around 26 percent of the daily recommended intake of cholesterol. According to the American Heart Association, dietary cholesterol intake should be limited to 300 mg per day for the average adult.
However, walking is an excellent long-term weight-loss exercise. You can easily walk thousands of miles over decades, because walking has a very low injury risk. How many calories you burn on a one-mile walk depends on your speed and weight.
Low-intensity workouts burn a higher percentage of calories from fat than high-intensity workouts do. However, the more taxing aerobic exercises ultimately burn more fat calories overall. One study compared the burn rates for a thirty-minute walk at three and a half miles per hour and a thirty-minute run at seven miles per hour. The walking group expended an average of 240 calories.