The passage is discussing the concept of a working student, who is a student that works to pay for their tuition or other expenses while also studying. The passage highlights the challenges faced by working students, including a lack of sleep, difficulty in concentrating on studies, poor health, and financial problems. The passage also mentions that many college students work to finance their education, and around 8% of college students are working students. While working while studying can provide benefits such as financial independence, gaining work experience, and developing time management skills, it can also be challenging to balance work and school commitments.