Can I go swimming? 29 June 2022 14:59 Updated No. This kind of strenuous physical activity is not recommended during ProLon® 5-day. Related articles Do I lose weight? How many times can I repeat ProLon® 5-day? Can I drive during ProLon® 5-day? Can I have a sauna or Turkish bath during ProLon® 5-day? I have a cold or flu. Can I do ProLon® 5-day?