Snap, crackle, pop.
You know how it goes: a creaky hip here, a popped knee there. Though you may have thought that your joints wouldn't ache until you reached old age, the truth is, a woman who has been active most of her life may feel the first twinge in her 30s. And if you're one of the 300,000 unlucky people to contract lyme disease annually, that may also affect your joint health. Figure out what may be causing your aches by spotting your symptoms on this chart.