Hold the nitroglycerin if the person experiencing congestive heart failure becomes light-headed or if the person's pulse weakens.

As he drifted back to sleep, Gerard imagined he felt his sister's pulse weaken, back in her creche bed.

It won't be long - the pulse is weakening fast.

I nearly pass out, my pulse weakens and I lose all bowel control.

Kirk's pulse slowed and weakened.

Wright's maneuver is a clinical sign in which the radial pulse weakens or disappears when the arm is abducted and externally rotated.

Eugene put his fingers to his son's wrist; the boy's pulse was weakening.

Markov's pulse was weakening, his heart was failing rapidly.

Not one pulse of his life would ever weaken.

It seemed their pulse weakened, but it had not stopped.