Source
Healthline. Dangers of Underweight. Accessed August 11, 2011
HealthCentral.com. Achieving Healthy Weight Gain: Diet & Exercise. Accessed August 11, 2011
The New York Times. Fat Nutrition - Nutrition, Function, Side Effects. Accessed August 02, 2011
MedicineNet. How to Gain Weight The Healthy Way. Accessed August 11, 2011
Mayo Clinic. Underweight? See How to Add Pounds Healthfully. Accessed August 11, 2011
Written by familydoctor.org editorial staff
Created: 09/11