I didn't feel my back muscles much during pull-ups, but this way I feel them all working! back muscles, pullups challenge, back workout, #fitologylab #PullUps #pullupschallenge #pullupworkout #backmuscles #gymtok

Felipe on Instagram: "15 weird signs you’re actually gaining muscle 👇 1️⃣ You feel tighter even when your weight doesn’t change 2️⃣ Your strength increases before your size does 3️⃣ Pumps last longer after workouts 4️⃣ You get hungrier than usual 5️⃣ Your posture improves naturally 6️⃣ Everyday things feel lighter 7️⃣ You recover faster between workouts 8️⃣ Your muscles feel harder at rest 9️⃣ Veins become more visible during training 🔟 Your clothes fit tighter in shoulders, arms, or legs 1️⃣1