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.
Vitamin D, long ago established as important for healthy bones, is also significant in the brain during development and as we age. Vitamin D has many roles in regulating brain health, from aiding the development of the brain and nervous system to postponing decline toward the end of life, according to a growing body of research.