The last time Terry Williams can remember being headache-free was in December. A chronic migraine has plagued her ever since. So have balance and vision problems, a tremor in her left arm, a prickly sensation in her feet and a loss of childhood memories.div class=”feedflare”a href=”http://rss.cnn.com/~ff/rss/cnn_health?a=2OUgPY7fMlA:9uEY2aiM5og:yIl2AUoC8zA”img src=”http://feeds.feedburner.com/~ff/rss/cnn_health?d=yIl2AUoC8zA” border=”0″/img/aa href=”http://rss.cnn.com/~ff/rss/cnn_health?a=2OUgPY7fMlA:9uEY2aiM5og:7Q72WNTAKBA”img src=”http://feeds.feedburner.com/~ff/rss/cnn_health?d=7Q72WNTAKBA” border=”0″/img/aa href=”http://rss.cnn.com/~ff/rss/cnn_health?a=2OUgPY7fMlA:9uEY2aiM5og:V_sGLiPBpWU”img src=”http://feeds.feedburner.com/~ff/rss/cnn_health?i=2OUgPY7fMlA:9uEY2aiM5og:V_sGLiPBpWU” border=”0″/img/aa href=”http://rss.cnn.com/~ff/rss/cnn_health?a=2OUgPY7fMlA:9uEY2aiM5og:qj6IDK7rITs”img src=”http://feeds.feedburner.com/~ff/rss/cnn_health?d=qj6IDK7rITs” border=”0″/img/aa href=”http://rss.cnn.com/~ff/rss/cnn_health?a=2OUgPY7fMlA:9uEY2aiM5og:gIN9vFwOqvQ”img src=”http://feeds.feedburner.com/~ff/rss/cnn_health?i=2OUgPY7fMlA:9uEY2aiM5og:gIN9vFwOqvQ” border=”0″/img/a/divimg src=”http://feeds.feedburner.com/~r/rss/cnn_health/~4/2OUgPY7fMlA” height=”1″ width=”1″/

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