During exercise, athletes should drink fluid at rates that a. exceed their sweat rates. b. are less than their sweat rates. c. are less than 0.5 liters per hour. d. most closely match their sweat rates.

B, i think  because the amount they drink should not exceed the the sweat rate
                           

Depends on which disease, but as a general rule eat healthy. many vegetables.                                                        hope my answer has come to your . you for posting your question here in we hope to answer more of your questions and inquiries soon. have a nice day ahead! : )     (p.s mark as brainliest if )