article_snippet: and it had gone numb. '
article_snippet: Hypokalemic periodic paralysis is a disorder that causes occasional episodes of muscle weakness and sometimes a lower than normal level of potassium in the blood.
article_snippet: Symptoms include attacks of muscle weakness or loss of muscle movement (paralysis) that come and go.
article_snippet: The weakness or paralysis: .
article_snippet: Other symptoms may include: .
article_snippet: The extremely rare and potentially fatal condition, hypokalemic periodic paralysis, is caused by dangerously low levels of potassium.
article_snippet: initially being taken to Barnsley General District Hospital dad had always told me it was a condition that affected males, not females, but obviously it does happen in girls too. '
highlights_snippet: Episodes often happen in she sleep