Hulk mad. Hulk need become centered. What Hulk do? Hulk try yoga.
This cheerful poster by Primates illustrator Maris Wicks is part of Wicks' superhero sports series (apparently, Spider-Man is a sucker for badminton). Unfortunately, Wicks doesn't sell prints online, but she does sell Hulk Yoga prints at conventions, so be sure to follow her on Tumblr and Twitter for more art and her convention schedule.
Obligatory input from FEMINIST HULK: