Even figuring out who to consult for advice can pose a problem: Should you trust reviews from full-time gadget reviewers or consult the ever-growing number of Web sites that solicit opinions from their amateurs?

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If cramps bother you frequently, consult with your doctor, who may advise you to keep a cramp diary to try to pinpoint or prevent the problem -- what were you doing at the time, how long did it last, what did you do to make it feel better, what did you do earlier in the day?

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