The world's most popular cryptocurrency has suffered significant price drops throughout 2018 as it experienced vast swings in value over short periods ...
source https://www.google.com/url?rct=j&sa=t&url=https://www.express.co.uk/finance/city/1039269/Bitcoin-price-news-cryptocurrency-news-volatility-Bollinger-BandWidth&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNEpAha-Pf_W21tk7mXgZzme0jT7Yw
