A doctor says swollen ankles in hot weather almost always come down to the same 3 causes

EditoronJuly 13, 2026Leave a Comment

Reason #2: Your Calf Muscles Aren’t Pumping Enough
Your calf muscles work almost like a second heart — every step helps pump blood back up toward your heart. When you’re sitting for extended periods, whether it’s because it’s too hot to be active, you’re traveling, or just relaxing indoors, blood and fluid can start to pool around your ankles.

What helps: moving at least once an hour, even for just a few minutes. Walking, standing, rotating your ankles, or marching in place all help keep that pumping action going — even for people who find walking difficult, seated leg movements can help.

Reason #3: Underlying Medical Conditions