Profil: FitCore99

Hype for sure – free Nike app does 80% for zero bucks. Love sync, but overpriced for basics. Belgian hack: Use on old iPad. OP, worth upgrade from free? Debatable. Alt recs?

Weave into HIIT: 3x10 post-run for "endurance Bulgarian squats runners Bulgaria."  "Core stability variations split squat 2025." Wearables log reps—trends nailed. Kettlebell's dynamic win. Pro: Deficit for depth. Loving this; adds to my leg day arsenal.