D2I2.
nutritional⚑ High burden in India

Protein–energy malnutrition

–energy undernutrition (PEU), once called protein–energy (PEM), is a form of malnutrition that is defined as a range of conditions arising from coincident lack of dietary protein and/or energy (calories) in varying proportions. The condition has mild, moderate, and severe degrees.

Underlined words are explained — tap any of them.

Plain-language summary adapted from Wikipedia. Not medical advice.