Physiology of peripheral and central GLP-1 signaling GLP-1 is a 30-amino acid peptide synthetized by enteroendocrine L cells of the small and large intestine, and also in the brain primarily by neurons of the nucleus tractus solitarius (NTS) within the caudal brainstem as a product of tissue-specific posttranslational cleavage of a larger precursor molecule preproglucagon (PPG)
In 2026, a new oral Wegovy pill and expanded WeightWatchers Med+ platform are making the weight loss treatment more accessible than ever for eligible patients
Vomiting blood or passing black, tarry stools, which could suggest gastrointestinal bleeding
Excess adiposity, particularly visceral fat, is associated with metabolic dysfunction that may affect hormone regulation
However, non-surgical solutions do have limits
Semaglutide causes thyroid C-cell tumors