What should be included: 1  The Air-Conditioning and Refrigeration Institute provides a brief explanation of how central air conditioning works 2  . Most central air conditioning systems are a split system, with the heaviest, noisiest, heat-generating components installed outdoors, and an evaporator coil indoors.
Studies show that vitamins of the B group, vitamin C, and minerals are important for normal brain functioning. Furthermore, a deficiency of any of these vitamins can lead to developmental problems in children and psychiatric illnesses in adults.
A single glass of vitamin-D-fortified milk sending half a day's recommended dose of the vitamin coursing through your body! It's very exciting, all this vitamin-y goodness. Vitamins, which are organic substances found in plant and animal sources, help our bodies function properly. They're crucial to the activities of our cells, our organs, immune systems and general energy supply. They may even help ward off cancer.