Is it possible to lose 18lbs in 1 month??

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Replies

  • Emilie04444
    Emilie04444 Posts: 151 Member
    Weight loss is a result of a caloric deficit. To lose one pound you need to burn 3,500 calories

    So, attempting to average that over a 30 day month:

    18 lb x 3,500 calories per pound = create a 63,000 calorie deficit over 30 days

    63,000 calories per month / 30 days = 2,100 calorie deficit per day (less food, more movement combined)

    Can you do this? What does MFP say you should eat per day to maintain? You can also plug the same goals into MFP to see what it says.

    This isnt acurate if a person is just starting. Water weight is still there.....once that has been dealt with then you are correct. This person is obese. They prob have about 30lbs of water weight and can easily lose this in 30 days, Cut salt and carbs...DONE

    But who wants to lose 18lbs of water weight unless this is for a contest, or you are being weighed on a stage, by a MD. If it's 18lbs to fit into another size. Perhaps. I have lost 5 lbs of water weight and was still unable to close a pair of pants. I mean anything is possible if you are truly dedicated. But like someone else said, why and what is she trying to accomplish.
  • neandermagnon
    neandermagnon Posts: 7,436 Member
    Is it possible to lose 18lbs in a month? 18 lbs of what? Mass? Then maybe. Fat? No.

    The scale is not the best way to gauge progress. It tells you what you weigh, but not how the components are distributed. For the same weight, muscle occupies less volume than fat, so it is possible to drop a couple of sizes and not see the scale budge just because of changes to your body composition.

    If you want to obsess over a number, go ahead. People live and die by the scale (in some cases quite literally), and never realize the damage that they do to themselves in pursuit of a number rather than looking at their body composition.

    ^^^^ all of this

    the human body stores and burns fat *slowly* - if you want to lose fat, pure fat, and not have it come back again, then aim to lose 1-2lb a week if you have a lot of fat to lose, and 0.5-1lb a week if you're at a healthy body fat percentage already or close to it. The leaner you are, the slower you'll need to go to ensure it's just fat being lost and not muscle or bone density.

    You can lose a lot of scale weight by starving yourself, but most of it will be water/glycogen and will come back again in a few days, and the loss/gain of this won't change your size at all. I lost 6lb in 2 days with gastroenteritis. It came back again in about 5 days, and that's bearing in mind I was living off toast and apple juice for a couple of days while my digestive system was recovering.

    And the most rapid weight loss is by amputating a limb.

    Seriously, stop focusing on the scale, and focus on body composition. You want to burn fat, and pure fat, and you want it to stay away for life................. well you can do that, and it's not even that difficult, other than you have to be patient. Set your calorie goal to burn 1 lb a week, find a form of exercise that you enjoy, and try to hit your calorie goal daily, as in not be over or under it by very much (aim for within 50 cals either way) - try to eat foods that contain enough protein, fat, carbs, vitamins, minerals and fibre... if hunger's a problem, protein and fibre will make you feel more full than high carb foods will, but do eat some carbs, and include all the foods you enjoy, just adjust the portion sizes so you can hit your calorie goal. Log and eat back exercise calories... but be careful not to overestimate calorie burns (a common pitfall).

    Instead of trying to lose the weight as fast as you can, instead aim to stick with the above lifestyle changes for as long as you can, i.e. make goals like 1 weeks compliance, 3 weeks, 6 weeks, 3 months, etc. Look at the long term trend, because fat's lost slowly, i.e. you should get, on average, 1lb a week fat loss. If you're not, then subtract 100 from your calorie goal. If you're losing too much or feeling hungry all the time, then add 100-200 to your goal and see if that helps. You're looking for a "sweet spot" number of calories where you're losing weight slowly (so you know it's all fat you're losing) yet not feeling deprived or hungry all the time, and you're enjoying whatever exercise you've chosen to do, so that you can stick with it for the long term..... then you get to a point where you find that you're lean, healthy, fit and strong, and all that body fat went away, and you can maintain your new weight/body composition easily, because you didn't torture yourself to get there, and your lifestyle changes are now habit. At some point in this process you may want to add weight lifting to your exercise routine, because a) it's great for health, especially maintaining good bone density which protects you from osteoporosis, b) it's fun and c) you get to eat more to fuel your workouts and d) it firms up your muscles to make you look more "toned"

    Anyway, hope that helps.
  • maryann9wood
    maryann9wood Posts: 75 Member
    Sweetie, you first posted 18 days ago. Same kind of question, same weight. What answer are you looking for? You said you were 19 years old. You should have lots of energy - go for a walk. Or a bike ride. Go to the mall when it opens on the weekends and walk FAST. Set up your calories on MFP. Eat within those calories. Eat protein. Avoid things that are fried. If you can't join a gym, get two cans out of your mom's pantry and use them for weights. You can lose this weight - it should be a lot easier now then when you are 50, like me. But you have to START. NOW, not in another 18 days!
  • If you cut out almost all carbs you can. Carbs make you retain water. Cut carbs, cut water retention. Cut water retention, cut weight.

    That's not maintainable. It means draining your body's primary "battery", which will recharge (and therefore rehydrate) the first chance it gets.

    SHe asked if it was possible.

    Also ppl do paleo for ever. Your statment is not fact based no supported by medical eveidene sir.
  • teambellyring
    teambellyring Posts: 9 Member
    lol, but not laughing at you babes! This show called" Operation Osmin" has this hispanic trainer make people go through hell and back working out (outside) no gym. Look up his show, its soooo motivational. All contestants make 27-30 lbs by the end of the month,no lie!! The trick is you can only eat fish,salad, and water..PERIOD. Work out up to 3 hours a day and boom.com. Otherwise,NO!! Possibly 10-15 lbs if you really eat that bad, the dieting alone would knock off half the weight. The other half will come from blood, sweat, and tears at the gym. Show's to watch to keep you motivated..BIGGEST LOSER, I USED TO BE FAT( on MTV) MY BIG FAT REVENGE (on oxygen) OPERATION OSMIN (nuvo channel+ internet)
    The point for the shows? to ALWAYS remember it isn't easy..its hard work, but through dedication and triumph...you will PREVAIL!!! Good luck babes...
  • Dandman1990
    Dandman1990 Posts: 196 Member
    Can you lose that much weight in a month? Yes.

    Will the majority of it be water weight? Yes.

    Will it significantly change the way you look? No.

    Is it extremely bad for your health? Yes.

    Hope this helped.