'When selecting ab exercises, think of anything that will decrease your stability - this effectively causes the abs to work harder as they are recruited.'

'Whether you want to lose 10 or 20 pounds or make it your goal to be in the gym at least 2 or 3 days a week, list your goals on paper and elaborate a detailed plan with specific steps toward reaching them.'

'Consider using pauses to increase the difficulty of an exercise.'

'There is no real secret to losing fat; you need to burn more calories than you consume - a great way to do that is to engage in low-intensity aerobics such as walking on a treadmill, or using a stationary bike.'

'If you experience a sudden painful feeling in your head, especially when squatting with heavy weight, stop immediately and have a look at your form.'

'It is definitely good to select a whole new exercise to include in your workout - going from a row to a pull-up, for example.'

'Fast twitch muscles are primarily used for anaerobic activities -- they provide high levels of force for short periods of time.'

'To add a bit more difficulty to your leg squats, try single leg squats - these are particularly good for those guys who do a lot of additional sports or physical activities and have developed one leg that is significantly stronger than the other.'

'Start your workout by performing a set of weighted sit-ups.'

'If you are looking to actually increase the size of your ab muscles, weighted ab work will be your best bet.'