Losing weight safely typically involves losing 1-2 pounds per week ( 1 ). This would allow you to lose 20 pounds within about 5 months at 1 pound per week or 2 1/2 months at about 2 pounds per week.
No, it is not safe. A month is not enough time to lose so much weight. 20 pounds in a month is a drastic weight loss that can lead to health issues. The healthy amount of weight loss in a month is between 4-8 pounds a month.
On average, a 15 to 20-pound loss (approximately 2 to 5 percent of your starting body weight) is enough to notice "significant changes in your body," he said. You can start seeing differences in yourself as early as two weeks with rapid weight loss.
You Can Lose Up to 24 Pounds
Although everyone's body is different, in general, people can expect to lose one to two pounds a week if they are doing so in a healthy manner, Jim said. So for three months, or about 12 weeks, a healthy goal is 12 to 24 pounds.
Simply put, you can lose 20 pounds in several months by eating fewer calories than you do now and exercising vigorously for three to five hours per week using resistance training, interval training, and cardio training.
“Women and men of average height need to gain or lose about three and a half and four kilograms, or about eight and nine pounds, respectively, for anyone to see it in their face,” said Nicholas Rule, associate professor in the Faculty of Arts & Science and Canada Research Chair in Social Perception and Cognition.
Cut Your Caloric Intake. There is no better strategy for losing 20 pounds in 2 weeks without exercise than reducing the amount of calories you consume. Basically, losing weight is made possible when you burn more calories than you take in.
A safe, healthy, and realistic goal is to lose 0.5-to-1% of your body weight per week, which is around 1-to-2 pounds of weight loss per week for most people. In other words, you can expect to lose 12-to-24 pounds in a 3-month period.
Drinking at least 64 ounces (eight cups) of water every day may help with weight loss. Downing liquid is not the only way to meet this goal. About 20 percent of your hydration needs can be met through your diet, says Caroline Susie, RDN, a national spokesperson for the Academy of Nutrition and Dietetics.
In terms of how your body looks, “it usually takes 4 weeks for your friends to notice weight loss, and 6–8 weeks for you to notice,” says Ramsey Bergeron, a certified personal trainer. “Your friends who don't see you every day are much more likely to see a change than someone you're around all the time,” he adds.
Skin laxity can change after losing about 30 pounds, says Desai. “If you notice changes in larger areas of the body, like arms, abdomens, thighs, and buttocks, you may get that change in the face as well.”
The first place men typically lose weight is the belly, while women tend to lose weight all over, but hold onto weight in their thighs and hips, Dr. Block explains.
Losing a lot of weight can leave a person with saggy skin, especially if weight comes off quickly. Unfortunately, there's no magic lotion or cream that can get rid of extra skin after weight loss. You should keep seeing improvement, but you may need to give it more time.
Eat Fewer Carbs
To help lose 20 pounds in two months, you should try to limit refined carbohydrates such as white rice and pasta and focus on fiber-rich, complex carbohydrates such as beans and whole grains. Dietary fiber can also reduce hunger, decrease caloric intake and help prevent weight gain.
According to many experts, losing 1–2 pounds (0.45–0.9 kg) per week is a healthy and safe rate (1, 2, 3 ). Losing more than that is considered too fast and could put you at risk of many health problems, including muscle loss, gallstones, nutritional deficiencies and a drop in metabolism ( 4 , 6 , 7 , 8 ).
Salads made with a variety of fruits and vegetables make the perfect healthy lunch or dinner. That's because they're filled with tons of nutrients that benefit your body, like fiber, vitamin E, and vitamin C. These nutrients can work to lower your blood sugar, regulate cholesterol levels, and help you lose weight.
Here is one more reason to enjoy that morning cup of joe: “Coffee counts toward your daily water intake,” says Lauren DeWolf, MS, RD, a registered dietitian with Sharp Rees-Stealy Medical Centers. The water in coffee, tea and other caffeinated beverages helps us meet our daily fluid needs.
How much water you should drink to lose belly fat? There is no “magic” number of glasses of water that you should drink each day to lose belly fat. However, aim to drink 8-10 glasses of water per day, or enough to keep your urine a light yellow color.
The National Institute of Health recommends setting realistic weight goals and that is to say that losing 50pounds in 3 months is neither a realistic nor an achievable weight goal. The National Institute of Health recommends trying to lose about 5% to 10% of your total body weight in a period of six months (6).
Generally, most health experts recommend aiming for about 1–3 pounds (0.5–1.4 kg) of weight loss per week, or approximately 1% of your total body weight ( 33 , 34 ). Therefore, it may take anywhere from a few weeks to several months to lose 30 pounds safely.
The CDC state that a person can safely and effectively lose about 1–2 lb a week. Based on those numbers, in a month, a person could safely lose 4–8 lb.
Drinking Water Can Make You Burn More Calories
Drinking water increases the amount of calories you burn, which is known as resting energy expenditure ( 4 ). In adults, resting energy expenditure has been shown to increase by 24–30% within 10 minutes of drinking water.
If you plan to lose 20 pounds by walking alone, try to burn at least 250 extra calories during your walk per day. For example, if you weigh 160 pounds you'd have to walk at least 40 minutes per day at a pace of 4 miles per hour to lose ½ pound per week.