Sudbury — The Porcupine Health Unit has released more information about a recently confirmed case of COVID-19 in Hearst, saying there's a risk of public exposure. "Through our investigation, we have learned of a potential exposure to members of the Rick's Muscle World Centre gym in Hearst on Tuesday, October 20, 2020 and Wednesday, October 21, 2020 between 3:00 p.m. and 5:00 p.m," says Dr. Lianne Catton, Medical Officer Health with the Porcupine Health Unit. The health unit is asking that individuals who were at the gym during that time to self-monitor for 14 days, which ends Nov. 4 or Nov. 5. If you were at the gym and are experiencing symptoms, health officials say you should self-isolate at home and call the Porcupine Health Unit COVID-19 Information Line at 705-267-1181 or 1-800-461-1818. Typical Symptoms Atypical Symptoms