1. Volatility Index (VIX): It measures fear, stress, and risk in the market based on S&P 500 options. High VIX values indicate increased volatility and potential price declines. Values below 20 suggest stability and lower stress levels. Values above 30 suggests that there is increased volatility in the market. This heightened volatility is often associated with greater uncertainty, risk, and fear among investors. It indicates a potential decline in S&P 500 prices.