<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  Explain the importance of sleep for overall health. Context: Sleep is important for allowing the body to rest, repair tissues, and consolidate memories. Answer: [/INST]It allows the body to rest, repair tissues, and consolidate memories.</s>