The gym at Retaj Salwa Resort & Spa receives commendable feedback for several reasons. Guests frequently highlight the well-equipped and impressive nature of the gym, mentioning modern and good-quality equipment. The gym is described as large, clean and well-stocked, demonstrating a high standard of maintenance and variety. Some reviews suggest that the gym could benefit from being free of charge for in-house guests. Overall, the gym is seen as a positive aspect of the resort, aligning well with its fitness and wellness offerings.