If a medication or a medical condition is the cause of constipation, eliminating the offending medication or treating the underlying medical condition may relieve the constipation. However, certain conditions require the use of a medication despite its side effects.
Your heartbeat can be either tachycardic or bradycardic during a heart attack, so no i don't believe you had have a normal pulse rate at the time of a heart attack, normal being around 60-70 beats per minute for an adult. Heart rate does decrease though with age but that doesn't necessarily indicate anything is amiss.
Disease â illness places pressure on the body, leading to an increased heart rate. Drugs â depending on the drug, it can speed up or slow down the heart rate. Body Temperature â cold will initially raise the pulse rate, before slowing dramatically. Fever (pyrexia) will cause an increase in pulse rate.