Conversation so far:
what is Symphony X's iconoclast?
Iconoclast is the eighth album by American progressive metal band Symphony X.
when was Symphony X's iconoclast released?
Symphony X's iconoclast was released on June 17, 2011, in Europe, June 21, 2011, in the United States and on June 28, 2011, in Canada.
Did Symphony X's iconoclast do well on the charts?
Symphony X's Iconoclast debuted at number 76 on the Billboard 200 album chart in the United States, selling more than 7,300 copies in its first week.
did Symphony X's iconoclast have any singles mentioned?
did the album top in other charts besides the Billboard 200?
Symphony X's iconoclast also debuted at number 7 on the Top Hard Rock Chart, number 19 on the Top Rock Chart and number 13 on the Top Independent Chart.
what else did Symphony X do between 2011-2013 besides releasing the iconoclast album?
On February 27, 2013, it was announced that, during the previous week, drummer Jason Rullo was admitted to hospital for heart failure.
did Symphony X replace drummer Jason Rullo?
John Macaluso joined Symphony X on tour for their South American and European dates, until Jason Rullo was able to fully recover.

Question: how long did it take for him to recover?
Self-contained rewrite: how long did it take forJason Rullo to recover from heart failure?