You may understand the respiratory and digestive systems as separate entities but, in many ways, the two are intimately connected. For example, breathing provides oxygen to help your digestive tract ...

Your body’s biliary system encompasses your bile ducts, gallbladder, and the associated digestive structures. This system works together to move bile, also called digestive fluid, through your system ...

The human body is packed with natural rhythms, from your sleep-wake cycle to the steady pulsing of blood through the brain to ...