1.2K views · 31 reactions | Fear of a new sub-variant of the Omicron strain in the United States has caused panic buying of anti-diarrhea drugs in China. Supplies of two drugs have sold out in pharmacies across China after it was widely circulated on social media that the Omicron sub-variant XBB 1.5 causes symptoms like nausea, vomiting, and diarrhea. #covid #omicron #drug | CGTN China24 | Facebook

18K views · 190 reactions | Norovirus, also known as the winter vomiting disease, is a highly contagious virus that causes gastroenteritis, an illness that usually involves vomiting and diarrhea. California has confirmed 32 outbreaks since Oct. 1 - compared with nine cases reported last year at this time. Officials are warning Californians to wash their hands frequently to guard against infection. Here's how: | The Sacramento Bee | Facebook

Causes of Mast Cell Activation Mast cells are immune cells that release histamine and other chemicals during allergic and inflammatory responses. Overactivation can stem from: • Primary Causes: Genetic conditions like mastocytosis, which lead to excessive mast cells. • Secondary Causes: Environmental triggers such as mold, toxins, stress, medications, infections, or certain foods. • Idiopathic Causes: Episodes of mast cell overactivation without a clear trigger. • Histamine Intolerance: An inabi