Cartilage between bones acts as a cushion and provide a smoother surface for joints to rub against. In oth â¦ er places it acts as a shaping structure. The tip of the nose and ears are composed almost entirely out of cartilage.
Story at-a-glance 1  -. Eating your boogers may help introduce pathogens from your environment to your immune system, helping it to learn and build defenses, according to a new theory in support of the hygiene hypothesis.
Nutrient-dense super foods offer a better bang for your buck. Most of our top 10 are healthy foods that also have hidden benefits. Eat them every day to boost your intake of vitamins, minerals, and other key nutrients that benefit the body and the immune system.