<s>[INST] What do kidneys do? [/INST] Kidneys filter waste products and regulate fluid and electrolytes in the body. Kidneys are also responsible for producing hormones to regulate blood pressure, produce blood cells, and bone health. Source: THE NEPHROLOGY GROUP. Link: https://www.thenephrologygroupinc.com/Career/FAQs. Field: Nephrology. Disease: Kidney Disease </s>