Bitcoin has risen approximately 0.8% to around $82,700, buoyed by a rebound in Nasdaq futures and stronger-than-expected GDP growth from China. The CoinDesk 80 index also saw a gain of 1.3%, with DeFi tokens leading the altcoin market. Following a dip to about $80,700, Bitcoin's current trading position reflects a recovery, while altcoins like ether have also shown positive movement. The overall market sentiment is improving as Asian stocks advance and oil prices ease.