It was still quite early in the evening to be having a shower, but Hermione had been crippled in pain for the past few days from migraines. Snape had clarified that it was all just changes in her magic. He explained it worked in a similar fashion to the physical cramping one got whenever they grew larger physically. Hermione had immediately wondered what other sorts of surprises she would be in for in the next little while as she adjusted to the changes in her magic.