Yes it's walled but there are a couple of summary articles [1] [2] From what I came to understand fat cells never really die but lie in wait to do their given

Yes it's walled but there are a couple of summary articles [1] [2] From what I came to understand fat cells never really die but lie in wait to do their given job. Now they need to find out why in some people as they age, the fat cells around the gut fights harder to keep it. [1] https://www.smithsonianmag.com/smart-news/fat-cells-retain-a-memory-of-obesity-making-it-hard-to-lose-weight-and-keep-it-off-study-suggests-180985501/ https://www.smithsonianmag.com/smart-news/fat-cells-retain-a... [2] https://www.livescience.com/health/fat-cells-have-a-memory-of-obesity-study-finds https://www.livescience.com/health/fat-cells-have-a-memory-o...