I do deep breathing exercises. They help deflect the thoughts that run through my head, especially at bedtime. It takes some practice but it works. Check out
Learning Deep Breathing | Psych Central to help you utilize it. Good luck.
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Bipolar I, Depression, GAD Meds: Zoloft, Zyprexa, Ritalin
"Each morning we are born again. What we do today is what matters most." -Buddha