Full Title: Are Hillary’s health problems more severe than thought? New book claims she kept medical history secret over fears it would end presidential ambitions Possible presidential candidate Hillary Clinton's health issues have been kept secret for fears they will ruin her eligibility to become president, it has been claimed. The remarkable claim comes in a new book written by journalist Ed Klein which details the rocky relationship between the Obama and the Clinton families. The excerpt on her health includes a claim from a cardiac specialist familiar with Clinton's condition as saying her clotting in the brain could have...