Tejas is intellect. Manas, the field or plane where thinking happens. Intellect needs a medium of expression, and that is Manas. Intellect, is a self governing energy that helps regulate all metabolic activities in your body. Your body is a self governing machine which is driven by Intellect. Intellect directs digestion, absorption and assimilation in your body. It also sensitises your immune system against attack from external and internal toxins. Cellular intelligence causes them to communicate with each other. It is Tejas that tells your body how much oxygen is needed and how much hunger to produce that requires food to be consumed and waste products to be eliminated.
When your body has good Tejas
When you body has optimum Tejas, your body looks perfect and in balance. Your eyes shine brightly with a twinkle. Your skin is lustrous, soft and healthy. Tejas illuminates intelligence and brilliance. When Tejas gets disturbed, it can mask your intelligence and may cause obstruction to normal physical and mental capabilities. When it is deficient, your metabolism will be sluggish, your blood impure with improperly digested nutrients, and your digestion will be sluggish and improper.
When Tejas increase, your body to become over-reactive and hyper-sensitive. Your skin may break out into rashes and allergies. In the Manas increased Tejas may cause irritability, too much analysis, and judgemental. It is similar to Sama Pitta. It is yellow in colour from too much bilirubin in the blood. It overheats your metabolism and can cause excess burnout, leading to excessive consumption of body tissues, semen discharge in sleep. It can also cause tension and stress in your nervous system, and cause nervous disorders like Alzheimer’s, Dementia and Parkinson’s.