CHICAGO (AP) — Many heart specialists are hardly Dr. Ruth — sex is not something they relish bringing up with patients. But new guidance says they should, early and often, to let survivors know intimacy is often possible after a heart attack. Discussions should involve everything from when and how to resume sex, to what position might be best for some conditions or not advised for others, according to a consensus statement released Monday by the American Heart Association and the European Society of Cardiology.