Why you lose your appetite when it’s hot outside (opens original article in a new tab)

High temperatures reduce appetite as the body prioritizes cooling over digestion, redirecting blood flow and altering hormonal signals.

• High temperatures reduce appetite due to the body's need to regulate internal temperature
• The body redirects blood flow away from the gut during heat, suppressing digestion and appetite
• Heat exposure may lower ghrelin levels and increase satiety hormones, though results vary