Cnidarians (Cnidaria) are a group of aquatic animals that includes jellyfish, corals, sea anemones, and hydras. The basic form of the cnidarian body is quite simple and consists of a gastrovascular cavity with a single opening through which food is ingested and waste is released.he body wall of cnidarians consists of an outer layer or epidermis, an inner layer or gastrodermis, and a middle layer or mesoglea. Cnidarians lack organs and posses a primitive nervous system known as a neural net.
Fruits high in vitamins are the most stress relieving foods that relax your nerves; the reason why they are the best fruits for relaxation is because they assist in converting tryptophan into serotonin, which are the main hormones that aid mind relaxation.
Healthy eating and exercise help improve your sleep and your overall health. These ten easy tips can help you stay healthy even with an irregular or shift work schedule. Have healthy foods readily available at home and at work. People who are sleepy are more likely to reach for unhealthy foods.