Malnutrition is a condition that results from eating a diet in which nutrients are not enough or are too much such that it causes health problems. The nutrients involved can include: calories, protein, carbohydrates, vitamins or minerals. It is often used specifically to refer to undernutrition where there is not enough calories, protein or micronutrients; however, it also includes overnutrition. If undernutrition occurs during either pregnancy or before the age of two years of age it may result in permanent problems with physical and mental development. Extreme undernourishment, known as starvation, may have symptoms that include: a short height, thin body, very poor energy levels, and swollen legsMalnutrition is a condition that results from eating a diet in which nutrients are not enough or are too much such that it causes health problems.[1][2] The nutrients involved can include: calories, protein, carbohydrates, vitamins or minerals. It is often used specifically to refer to undernutrition where there is not enough calories, protein or micronutrients; however, it also includes overnutrition. If undernutrition occurs during either pregnancy or before the age of two years of age it may result in permanent problems with physical and mental development. Extreme undernourishment, known as starvation, may have symptoms that include: a short height, thin body, very poor energy levels, and swollen legs and abdomen. People also often get infections and are frequently cold. The symptoms of micronutrient deficiencies depend on the micronutrient that is lacking. People also often get infections and are frequently cold. The symptoms of micronutrient deficiencies depend on the micronutrient that is lacking.[3]