The tears are often caused by constipation, or having large, firm stools that are hard to pass. The stretching skin of the anus makes fissures visible. Anal fissures usually heal on their own. You can ...
Sep. 17, 2024 — The process of food intake appears to be organized at the cellular level like a relay race: during eating, the baton is passed between different teams of neurons until we have ...
Some tadpoles don’t poop for the first weeks of their lives. At least, that’s the case for Eiffinger’s tree frogs (Kurixalus eiffingeri), scientists report September 22 in Ecology.