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Your thyroid is a butterfly-shaped gland located in your neck, just below your Adam's apple. It's made up of two lobes, connected by a small strip of...

Vitamin D, also known as the sunshine vitamin, is a fat-soluble vitamin. In the body, vitamin D functions as a steroid hormone. This vitamin regulates the functions...

Vision is among the five sensory modalities found in the human body. An individual uses his or her eyes for several reasons. This includes learning, communication, recognition,...

The immune system functions as the armor of the human body. The immune system protects the body from harmful pathogens. The human cells and metabolic pathways are...

Mood disorders are a manifestation of impaired neuronal pathways and disruption in the synthesis and release of neurotransmitters. Alterations in the limbic system of the brain are...