Risks of Rapid Weight Loss

Weight loss can be difficult, and it is rewarding for a dieter to see rapid changes in his body. In fact, there are several television programs that stress swift weight loss in a competitive setting. However, dropping pounds too fast can be damaging to a person's health, especially without a physician's supervision. According to the Mayo Clinic, a slow rate of loss---1 to 2 lbs. per week---is ideal for long-term weight maintenance. Losing more than 2 lbs. each week can possibly lead to significant health problems and other risks.
  1. Gallbladder Problems and Heart Conditions

    • Gallstones form in the gallbladder and are made of cholesterol build-up. According to Life Clinic, fast weight loss increases the chance of developing gallstones. Quick loss often puts the dieter at a risk for gaining the weight back at a fast rate; therefore, she has an increased risk of heart disease and other heart-related problems.

    Dehydration and Malnutrition

    • Dehydration occurs when the body releases extreme amounts of water. This often happens when a dieter loses weight too fast. It is important to drink plenty of water, even when participating in a healthy weight-loss program. Malnutrition happens when someone doesn't eat the recommended nutritional amounts. Both dehydration and malnutrition are serious risks and should be avoided in any diet program.

    Loose Skin and Muscle Loss

    • According to Columbia University's Health Services department, when individuals lose large amounts of weight in little time, it is unlikely their skin will shrink. The Health Services department recommends moderate weight loss to maintain skin elasticity. Nevertheless, dieters should be aware that the amount of loose skin from weight loss---fast or moderate---depends on their age, amount of weight to lose, and current skin elasticity. Muscle loss is an additional concern associated with dropping weight too fast. It is important to consume adequate amounts of protein and carbohydrates to prevent such loss.

    Eating Disorder Risk

    • Eating disorders such as anorexia nervosa, bulimia nervosa, and binge eating disorder can also develop from rapid weight loss. Anorexia nervosa involves strict calorie counting and starvation, while bulimia nervosa consists of binging and purging. Eating disorders are a serious risk and a physician should be sought immediately if you or someone you know develops one. The National Eating Disorders Association can be reached toll free at (800)931-2237.

    Additional Side Effects

    • Other side effects and risks of rapid weight loss include migraines, irritability, weakness and fatigue. If you are seeking to start any type of weight-loss program, always consult a physician. A physical exam may be required to determine your body's nutritional needs. In addition, if you are unintentionally losing over 2 lbs. each week, seek a doctor's advice as this could indicate a serious issue.

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