By J. Lang Wood The search for the reasons behind obesity and the most effective methods for losing weight led to the discovery of the leptin hormone in 1994. This hormone is responsible for transmitting messages to the brain about how much energy to use depending on available energy reserves.

published Oct 30, 2017, 7:18:23 PM, by Jamie Butters and John Lippert (Bloomberg) — Look out, Detroit: Toyota Motor Corp. is on a roll in the U.S. Toyota took 15 percent market share last quarter for the first time since 2009. Its RAV4 car-based sport utility vehicle is the industry’s