<prompt> Dyspnoea at rest is which grade: September 20091234  <response>: Ans. D: 4 New york hea association score NYHA There are four functional grades of Dyspnea as follows:- Grade I minimal Dyspnea: Dyspnea on running or on doing more than ordinary effo . Grade II : on doing ordinary effo. Grade III considerable Dyspnea : on doing less than ordinary effo . Grade IV : Dyspnea at rest. Ordinary effo is that of the person himself as regard his previous effo tolerance and usual life style. 