Final answer:
Very low food security is the level where family members eat less and experience hunger, impacting both developed and developing countries.
Step-by-step explanation:
The level of food insecurity where family members reduce the amount they eat and go hungry is known as very low food security. This condition reflects a situation where there is not only a lack of enough food stability but also inadequate economic access to nutritious food, resulting in hunger and potential malnutrition. It is a serious public health concern that affects both developing and developed nations, with varying intensity and consequences based on economic and social factors, hindering people's ability to lead active and healthy lives.