Why Does Underweight Happen?
A Person May Be Underweight Due to Genetics, Improper Metabolism of Nutrients, Lack of Food (Frequently Due to Poverty), Drugs That Affect Appetite, Illness...
A person may be underweight due to genetics, improper metabolism of nutrients, lack of food (frequently due to poverty), drugs that affect appetite, illness (physical or mental) or the eating disorder anorexia nervosa.
Why is being underweight bad?
Weighing too little can contribute to a weakened immune system, fragile bones and feeling tired. You can check if you're underweight by using our BMI healthy weight calculator, which shows your body mass index (BMI). If your BMI is below 18.5, this suggests that your weight may be too low.
What are 3 reasons being underweight is unhealthy?
- malnutrition, vitamin deficiencies, or anemia.
- osteoporosis from too little vitamin D and calcium.
- decreased immune function.
- increased risk for complications from surgery.
- fertility issues caused by irregular menstrual cycles.
- growth and development issues, especially in children and teenagers.
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