Editor's Note: Any reference to TheStreet Ratings and its underlying recommendation does not reflect the opinion of TheStreet, Inc. or any of its contributors including Jim Cramer or Stephanie Link. The Health Care sector as a whole closed the day down 0.5% versus the S&P 500, which was up 0.1%. Laggards within the Health Care sector included Aoxing Pharmaceutical ( AXN), down 2.9%, Semler Scientific ( SMLR), down 2.8%, Reliv' International ( RELV), down 7.9%, Dynatronics ( DYNT), down 1.9% and Vision-Sciences ( VSCI), down 3.6%. TheStreet Ratings Group would like to highlight 3 stocks that pushed the sector lower today: Vision-Sciences ( VSCI) is one of the companies that pushed the Health Care sector lower today. Vision-Sciences was down $0.04 (3.6%) to $1.07 on light volume. Throughout the day, 6,131 shares of Vision-Sciences exchanged hands as compared to its average daily volume of 27,800 shares. The stock ranged in price between $1.07-$1.14 after having opened the day at $1.07 as compared to the previous trading day's close of $1.11. Vision-Sciences has a market cap of $54.2 million and is part of the drugs industry. Shares are up 11.0% year-to-date as of the close of trading on Wednesday. STOCKS TO BUY: TheStreet Quant Ratings has identified a handful of stocks that can potentially TRIPLE in the next 12 months. Learn more.