Get Physic al—or NotNumerous health benefits are associated with regular physical activity, making it a natural partner to a healthy diet. The primary benefit of exercise weightwise is to promote long-term weight maintenance. Research reveals that physical activity appears to help some people lose weight but not others, meaning that your genes make this determination.5 But there are numerous other benefits of regular physical activity, including:• Increasing your energy level.• Complementing the effects of a low-carb diet to unlock your fat stores.• Inducing calmness, thanks to the release of endorphins, which could temper stress experienced as a result of changing eating habits.• Building muscle (in the case of some types of high-resistance exercise) so you look better in and out of clothes.• Instilling a sense of accomplishment.But go slowly. If physical activity is already a part of your life, you may need to reduce the duration or intensity in the first few weeks as you adapt to Atkins, before building back up again—or not. Listen to your body’s signals.Sedentary folks should wait until they are at least two weeks into the program before adding activity. Build your skills and tolerance gradually so that by the time you reach your goal weight, your fitness program will help you maintain it. We also understand that some of you need to trim off a few pounds before you move on to exercise. Over time, however, there’s no reason why most people can’t incorporate physical activity into their routine. Begin with walking, which can be done almost anywhere and is also less likely to result in injuries. You can personalize the type and degree of activity to suit your skills, preferences, and schedule. Embarking on a vigorous fitness program at a later date is one of those possibilities that isentirely up to you.You may find it easier to incorporate walking, hiking, and swimming into a busy schedule by combining them with family time, socializing, and even chores like walking the dog. Because it’s more natural than a formal exercise program, many people are more likely to stay with such physical activities for the long term. Much like your new eating style, being active should become a habit. Just as you’re more likely to eat delicious foods, you’re more apt to regularly pursue activities you find enjoyable. The Department of Health and Human Services Physical Activity Guidelines for Americans recommend two and a half hours of moderate activity perweek.