1: 1. Not removing makeup before bed can lead to premature aging.

2: 2. Skipping sunscreen speeds up the skin aging process.

3: 3. Over-exfoliating can damage the skin's protective barrier, causing wrinkles.

4: 4. Using harsh skincare products can strip the skin of essential oils, making it look older.

5: 5. Ignoring the neck and chest in your skincare routine can give away your age.

6: 6. Neglecting hydration leads to dull, dehydrated skin that ages faster.

7: 7. Missing out on regular skincare treatments like facials can result in premature aging.

8: 8. Being stressed can cause oxidative damage to the skin, accelerating the aging process.

9: 9. Not getting enough sleep can lead to puffy eyes and dull skin, making you look older.