A doctor who says 'your feet are a diagnostic window into your health problems' has shared a list of 'common disease warning signs that show up as foot symptoms'. Explaining how the heart and feet are connected in a recent YouTube video, Dr Eric Berg DC outlined how several common complaints such as swollen feet or foot cramps could be indicative of an underlying health problem — but it doesn't mean something is wrong just because you have symptoms. Dr Berg says to always seek the advice of a