Vary your routine to include more muscle endurance work.
If you have a favorite activity, try some activity specific exercise training.
Perform various core exercises to keep your spine supported.
Start stretching more – even during the workout and especially afterwards.
Alternate between heavier/harder and lighter workouts for better recovery.
Use the steam or sauna to increase heat tolerance.
Try the Coco-Lemon Crush shake (low sugar alternative) for post workout recovery.
Enjoy even more variety with LesMills Virtual classes, or TRX training.