[ Helios is completely oblivious to it. But that's only because he's basking the fact that he's not keeling over with pain! ]

Ah, I see. There are spells and potions like that in my world. They boost your stamina for a while, but it's rather from once wears out.

[ There's another soft cough from him as he continues covers mouth. His voice is soft when he replies. ]

That sounds positively delicious right about now. Green tea with pomegranate or peach is rather delicious.