Given a statement, generate a question such that the answer is contained in that statement.

[Q]: a thinning and weakening of bone is an affliction in which osteoclasts are more active than osteoblasts
[A]: What are more active than osteoblasts?

[Q]: Running requires food.
[A]: What does running require?

[Q]: Migrating requires knowing direction
[A]:
What is required for Migrating?