Severe weight reduction alters hormones. These can negatively effect your body and mind and deeply affect your mood.
Fast, extreme weight loss affects metabolism. Your metabolic rate will usually drop, slowing all processes, including fat loss.
Some skin may have enough elasticity to shrink back, but sagging skin is inescapable when you lose a lot of weight.
Same with stretch marks. Rapid weight loss increases danger. Slow and steady is suggested, as is moisturizing with lotions.
You would think that getting to your target weight would make you happy, but this is not always the case.
Fast weight loss can stop your period. Lectin is affected by carb restriction. Thus, your body may enter “starvation mode” and stop menstruating.
You are more likely to get gallstones if you do not consume enough fat. These can be really uncomfortable.