Definitely skip the class. Even if you decide to pop the blister, you definitely need to take some time off to reduce the risk of severe treatment.
Also, please post in the right section. I hate to be anal-retentive, but I did move the thread to the appropriate venue.
Sig by Toxic
Barnett - Toquinho -Werdum - "Nurmie"
Z. Gurgel - Morango - Rocha - Tiequan