Discusses the function of bacteria in the digestive system.
One study suggests that recent spikes in childhood allergies can be due to the number of antibacterial home products and cleaning chemicals we use. Learn more about the results of this study and the role beneficial bacteria in the digestive tract play.
The human digestive system is full of bacteria -- mostly good bacteria. These organisms help break down food so the body can use the nutrients. Learn more about the link between what kinds of bacteria live in our gut and what kinds of food we eat.
Reviews the role of bacteria in the digestive system.
Discusses how humans depend on bacteria for digestion. Explains the discovery of algae-digesting bacteria found in Japanese individuals.