To judge the bull and bear markets in the cryptocurrency field, you can look at price changes. If the prices of important cryptocurrencies like Bitcoin keep rising and many other cryptocurrencies follow suit, and everyone in the market is excited with lots of people buying, then it may be a bull market. If the prices of cryptocurrencies keep dropping, and everyone is panic selling and this downward trend lasts for a period of time, then it may be a bear market. You can also take a look at the...