Muscle have a higher metabolic rate and therefore building muscle will automatically lead to faster fat loss. It follows that any weight loss program should involve a muscle building workout plan. Working out will increase you ability to burn fat by increasing your metabolic rate and burning more calories.
Walking, running and playing sports that involve a high level of body movements will help you burn fat. These activities will definitely provide you with a complete aerobics workout. 20-30 Minutes a day is all the aerobic activity that you will need to start seeing significant changes in your body. It is well known that aerobic activity is one of the best ways to burn fat - reduce your calorie intake along with the regular aerobic workout and you will have a power solution for reducing fat. Aerobic workout will help you burn fat by increasing your metabolic rate. Experts recommend 3-4 weekly sessions of aerobics is ideal for steady weight loss results.
However, more calories are burnt when you are adding weight training sessions to the mix. As mentioned, the more muscle you are carrying, the higher your metabolic rate and the faster you body burns fat. Remember for our muscles to maintain their energy levels, they are required to burn calories, the more calories burned the more we burn fat. Weight training also provides a toning effect, which will allow your skin to tighten up as you lose the weight. This will prevent the saggy look of the skin when the fat is gone. Since you get a double benefit, do not skip or reduce the weight training sessions
Conclusively, if you are going to lose weight through exercising, you have to do both weight training and aerobics. They both compliment each other. They both have other positive side effect which are directly related to your health and wellness.
So its weight training and aerobics and not weight training or aerobics. Most importantly, stick to your 3-4 times per week schedule and praise your self on small gains.