Polymarket: Adds 15-Minute Bitcoin Up/Down Markets

Polymarket rolled out 15-minute Bitcoin up or down contracts inside its US app, giving traders direct exposure to short-term crypto price direction markets as BTC trades at $83662.58. Price remains inside the Bollinger band with upper resistance at $85121.59 and lower support at $82984.5, while the 50-EMA at $83473.01 continues to act as dynamic floor above the 200-EMA at $78943.8; RSI at 46.39 shows neutral momentum even as the MACD death cross at -151.78 signals fading trend strength, allowing precise entries on Polymarket Bitcoin prediction markets before any retracement develops.