Chafe-Resistant Sports Bra Sakina likes this sweat-wicking, fast-drying H&M High-Support Sports Bra ($25). "Never opt for cotton when taking hot yoga because it can cause chafing, skin irritation, and heaviness due to sweat absorption," she told POPSUGAR. Image Source: H&M H&M High-Support Sports Bra $25 from www2.hm.com Buy Now