near-infrared spectroscopy (nirs) is a spectroscopic method that uses the near-infrared region of the electromagnetic spectrum. typical applications include medical and physiological diagnostics. nirs can be used for non-invasive assessment of brain function through the intact skull in human subjects by detecting changes in blood hemoglobin concentrations associated with neural activity, e.g., ...

Zinc is essential in the metabolic activities body including protein, DNA and RNA synthesis. It plays a role neurogenesis, maturation, migration of neurons synapse formation. high hippocampal which involved learning memory. Deficiency zinc during pregnancy has been related to many congenital abnormalities foetal nervous system. Furthermore insufficient levels children associated with lowered ab...