
Tip 1
It is definitely possible to lose weight in a week, the only difficulty is how much. Much of this depends on your body type, how much weight to start, etc, but in theory it should be possible for an overweight person to lose 4 to 5 kilos in one week. Note that the sex will come into play, since men can lose weight faster than women because of their greater muscle mass, which means it can burn calories a little faster. Although it should be possible for almost anyone losing weight in a week.
Tip 2
Look realistic. If you want to lose 20 kilos in 7 days to fit into a dress for a party or whatever, you have many opportunities. It could do, but would risk the health too. Managing your weight over time, and get yourself established control methods along the road. If you want to lose 3 kilos for example, know you have to spend a little less than half a kilo per day. Moreover, doing this will stop any nasty surprises and help you have realistic expectations of your target, and give you more chances to lose weight in a week.
Tip 3

Tip 4
Do not keep it a secret. If you take a friend or family member who is trying to lose weight in a week, most likely do not think they'll succeed. What better motivation to prove them wrong? Besides you would like to admit they were wrong? How are you things can be great motivators, and keep in mind the motivation is exactly what you need to really work hard and fulfill your diet.
If you want to lose weight in a week, you can following the guidelines above. If you're not used to strenuous activity but it is always advisable to talk with your doctor before starting exercise programs. Check out the links on exercises that are on this page to see if you like one.