Losing weight is hard work. We can all use a little extra help. This post discusses four different weight loss tools you may want to have on hand. These aren’t all electronic tools — some are low-tech tools that actually don’t cost any money. Either way, each of these tools can help keep you on track and — more importantly — keep you motivated to keep going. Motivation is key, particularly on those days when you’re craving high-calorie foods or don’t want to head outside to exercise. Use these tools to help you reach your weight loss goals. Food and Exercise Journal One of the simplest, yet most effective weight…