I'm not an expert but I'd say that's too much, too fast. Maybe more gradual. But before you start just consider the possibility that you don't need to lose that much.
28 weeks fetus average height (crown to heel) is 14.80 inches or 37.6 cm and the weight is 2.22 pounds or 1005 grams.
By consuming extra calories and foods such as ice cream everyday.
1 to 2 pounds a weeks is a healthy rate to lose weight. The first few weeks will certainly be much faster, as much as 5 pounds or so. But you didn't gain all the weight in a few weeks, so don't expect to lose it in a few weeks.
Yes, the average weight at that time is 2 pounds 8 ounces, and measuring 16 inches long.
About 25-30 pounds
You cannot by any natural means lose 51 pounds in two weeks. It takes time to lose weight.
On average a baby at 32 weeks weighs about 4 to 4 1/2 pounds and is about 17 inches long.
over 20 pounds
If you are a fifteen year old male turning 16 in about two weeks who is 5'7" and 150 pounds some exercises and diet to do to get muscular would include weights and a high calories diet.
You can't lose 14 pounds in 3 weeks safely. The average weight loss per week should be about 1-3 pounds.
40 Pounds.
You cannot feasibly and safely lose 100 pounds in a few weeks. Extreme weight loss in a very short space of time is not healthy.