If you're single and planning to stay that way, taking an extra 4 years is ok. If you plan or want to have a family, not so much. Doubly so if you're a woman -

If you're single and planning to stay that way, taking an extra 4 years is ok. If you plan or want to have a family, not so much. Doubly so if you're a woman -- pregnancy risks start ramping past the early-mid 30s.