Many people, especially those who lead busy lifestyles, require a snack in between meals to keep their energy levels up. Instead of crisps, chocolate, and other high-sugar, high-fat snacks, go for fruit or vegetables.

Single-food diets, like the ones outlined above, are restricted and deficient in essential nutrients. They are also unsustainable, and any weight loss that could take place is due to calorie restriction and will probably return once you stop.

Consuming protein drinks and nutritional supplements, which assist fill in the calorific gaps and help you grow muscle, is a more effective and time-saving alternative to cooking diverse meals that meet your nutritional needs.

The only exceptions are if you have a history of cardiac issues, a negative treadmill stress test, and/or if your doctor has advised you not to exercise above your training heart rate. But this isn't because of some unfounded fat-burning notion, it's for heart health.

If you have been feeling tired & planning to give up on your dream of having a slimmer body. Do not lose hope & know that if one thing didn't work for you it doesn't mean you cannot achieve better results.