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.
There is some evidence to suggest that vitamin E can benefit the mind and memory in older people. A recent study in the Journal of the American Medical Association found that high amounts of vitamin E can help people with mid-level Alzheimerâs disease.