1. industry risk: the medical industry itself is risky, and changes in relevant policies, regulations, technology and market environment may lead to large fluctuations in medical stocks. Especially under the influence of the COVID-19 epidemic, the performance of pharmaceutical stocks has been affected to some extent, and the market is expected to adjust to some extent;
2. Changes in the global economic environment: Changes in the global economic environment will also have an impact on the medical industry. The global economic slowdown, rising interest rates, exchange rate fluctuations and other factors may lead to stock market fluctuations, and the impact on medical funds is inevitable;
3. Malicious communication and market sentiment: In the Internet age, malicious communication such as false information and rumors may lead to market sentiment fluctuations. These emotional fluctuations may have a certain impact on the medical sector, leading to fluctuations in medical funds;
4. Psychological deviation of users: The psychological deviation of users will also lead to the fluctuation of medical funds, such as excessive optimism or pessimism, which will lead to mistakes in investment behavior decision-making, thus increasing the fluctuation of investment portfolio.