1 Usually (but not always) the pain is so bad, that you are not able to walk. Broken bones in the toes cause less pain, and you may be able to walk with a broken toe.  Bruising of the foot with a broken bone is also common.
Perks definition, to become lively, cheerful, or vigorous, as after depression or sickness (usually followed by up): The patients all perked up when we played the piano for them. See more. Dictionary.com
Perks are a new feature in Skyrim. Each skill has its own associated perks, which can be unlocked when a character advances a level. 180 skill perks are available, 251 if including all ranks for each perk. The perks are all detailed on the individual skill pages, along with their requirements.