Lunetta KL, D'Agostino RB, Karasik D, Benjamin EJ, Guo CY, Govindaraju R, Kiel DP, Kelly-Hayes M, Massaro JM, Pencina MJ, Seshadri S, Murabito JM: Genetic correlates of longevity and selected age-related phenotypes: a genome-wide association study in the Framingham Study
Photograph of Professor John Macleod in 1928, credit University of Toronto
The warning exists because, during early laboratory trials, GLP-1 medications were found to cause a rare type of thyroid cancer (Medullary Thyroid Cancer) in rats
Common Ingredients and Their Effects The exact composition of pre-workout supplements varies widely, but many share a core set of ingredients known for their performance-boosting properties: Caffeine: A central nervous system stimulant, caffeine is perhaps the most common ingredient
doi: 10.1080/15548627.2021.1962681 35 ZhengZChenJXueXMaXZhangSWangMet al