As best friends of almost 20 years, fortysomethings Nikki Boyer and Molly Kochan could tell each other anything.

Tailbone pain or pain in the coccyx may occur suddenly after an obvious injury. It can also appear over time, with no apparent cause. Doctors may call it coccydynia. Pain in the tailbone or coccyx ...

However, after coach Martha Karolyi's reassurance that her pain was likely caused due to anxiety, her unease disappeared. "I ended up feeling really sick on competition day. My stomach felt as if ...

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