On Thursday, the benchmark Sensex closed almost unchanged, gaining just 10 points to finish at 74,612. Despite the modest gain, eight stocks from the BSE Healthcare index hit their 52-week lows. A 52-week low represents the lowest price a stock has reached in the past year. While it can signal a potential buying opportunity for fundamentally strong stocks, it may also indicate underlying issues or negative trends within a company. Investors often use this metric to assess price movements and gauge overall market sentiment.