Polkadot (DOT) has once again faced resistance at the $4.50 mark, experiencing a pullback during the current trading session. The cryptocurrency has declined by approximately 4% today. However, on a weekly basis, DOT has shown a positive trend, gaining nearly 6% over the past seven days.

This fluctuation highlights the volatility inherent in the cryptocurrency market, particularly for assets like DOT. Investors should remain cautious and consider both short-term and long-term trends when evaluating their positions. The market's response to these price movements will be crucial in determining DOT's future trajectory.