India, July 17 -- Even the most comfortable shoes can start to feel less supportive when you're logging 20,000 steps through the airport, wandering cobblestone streets, or spending all day exploring in the summer heat. While it's tempting to swap your everyday sneakers for lightweight sandals on vacation, the wrong footwear can leave you dealing with sore feet before the first day of your trip is even over, says Dr. Elizabeth Daughtry, DPM, D.ABFAS, FACFAS, a podiatrist at Piedmont Foot and Ankle Specialists. "More walking, a change in environment and different terrain, and the wrong choice of supportive footwear" can all trigger foot pain, she explains.

She recommends looking for features like "arch support, a roomy toe box, a deep hee...