So far, Lisa Salberg has lost seven family members to an insidious heart disease, a medical mystery that took four generations of tragedy to unravel.
Her great-great uncle, an Irish immigrant, mysteriously dropped dead at the age of 19 in a New Jersey iron mine a century ago. At 50, her great-grandmother died of "dropsy" -- an old-fashioned term for the accumulation of fluid associated with heart failure.
Salberg's grandfather had a heart murmur and died at 43. Her father missed a date with...Full Story