With Vayu gone, on the other hand, human beings became asphyxiated and struggled for breath. So as to draw the wind god outside of hiding, the devas petitioned Brahma to mend Hanuman's wounds, which he did. Furthermore, the gods observed to it that Hanuman was blessed with many boons https://www.youtube.com/watch?v=6cAOQp6Twlc&t=7s