You could try sparkling water, plain reduced-fat milk or tea or coffee without added sugar. It's cheap, quenches your thirst and has no kilojoules. Plain tap water is the best drink choice. Swap drinks that are high in calories for drinks that are lower in fat and sugars.(For a list of healthy snacks, see LiveLighter). Today, swap your mid-morning or mid-afternoon snack for a piece of fruit, or another healthy snack. Many common snacks, such as sweets, chocolate, biscuits and chips, are high in fat and sugar and kilojoules that we don’t need. Think about the next snack you plan to have and swap it for something healthier.However, this will not apply to most people. Having lots of muscle may put your BMI in the unhealthy range, even if you have little body fat. If it is in the obese range, aim to lose between 5% and 10% of your starting weight. If your BMI is in the overweight range, aim to achieve a weight that puts your BMI in the healthy range. BMI is often used to determine if a person is underweight, overweight or within a healthy weight range. Here are 5 actions you can do today that will start your journey towards a healthy weight: Instead, choose diet and physical activity changes that you can make a part of your daily routine, and stick to for life. Find out if you're at risk of heart disease, type 2 diabetes or kidney disease using our Risk Checker.