Stock market volatility is like a roller-coaster ride -- extreme ups and downs.
However, unlike thrill-seeking roller-coaster riders who often rise from their seats after the ride with a smile, investors often exit with a frown.
That's because extreme volatility after a stock rally often ends with prices much lower.
Having said that, many investors -- even professionals -- do not anticipate a jump in volatility right now.
Indeed, the San Diego Union-Tribune asked the senior principal of a financial advisory firm on Jan. 15:
Will 2021 be a volatile year for the stock market?