We all know that stuffing our faces with sweet treats is not good for us. In part because it’s bad for the health-promoting bacteria that inhabit our intestines. Now, researchers have figured out how simple sugars wipe out a particular strain of beneficial gut microbes.
This is the season for overeating, but it's not just your lack of willpower or the omnipresent holiday treats. No, you can lay some of the blame on ghrelin. Because a new study shows that ghrelin, the hormone that makes you hungry, also makes food smell irresistibly appealing. The finding appears in the journal Cell Reports.
When cancer cells are closely packed together in a tumor, they're able to communicate with each other and coordinate their movement throughout the body.