ANSWER:

If her awrah is completely covered and her clothes are not tight and there’s no music or explicit movements then no problem in sha Allah.

QUESTION: I (female) have been doing Pilates workouts using videos on YouTube. I choose videos where the instructor is wearing long leggings and long-sleeved top (I avoid the videos where she is wearing naked clothes).There is no music in her workouts. Alhamdoulil’Allah I have noticed that my health and fitness have improved. Is this permissible?