Should you walk or run for exercise
Welcome to Dear Julia, a weekly column where readers can submit everyday health questions on anything from the science of hangovers to the mysteries of back pain. Julia Belluz will sift through the research and consult with experts in the field to figure out how science can help us live happier and healthier lives.
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Is running really a better form of exercise than walking, given that running can lead to more injuries?
At Vox, I sit near health reporter Sarah Kliff, who trains for half-marathons and triathlons with a casualness most people reserve for grocery shopping. But Sarah’s also suffered with plantar fasciitis and a stress fracture.
At times, she's hobbled around in running shoes for months be...