In February 2025, the Fear & Greed Index (Fear and Greed, in free translation) for cryptocurrencies, released by Binance, reached a level of 10, one of the lowest (that is, most feared) levels in recent history.
Although, at the moment you read this article, this index may have risen to the 30 range, it still signals a cautious market filled with apprehension. But what exactly is this index, and why do so many people consider this reading of 'extreme fear' as a buying signal instead of a selling one?