Based on the news about the stock in the past five trading days, please predict the rise or fall of the stock in the next trading day. If the stock is predicted to rise in the next trading day, please output [Rise], if the stock is predicted to fall in the next trading day, please output [Decrease].

Date:2019-09-10, Stock:UNH, The news for the past five days is as follows:
2019-09-03: NEWS1: Bright Health hires former interim Best Buy CEO as president; co-founder Rolfing has left.NEWS2: Stock Market News For Sep 3, 2019.NEWS3: Stock Market News For Sep 3, 2019.NEWS4: Why UnitedHealth Group Incorporated (NYSE:UNH) Is An Attractive Investment To Consider.
2019-09-04: NEWS1: Stocks Rally Amid Upbeat Global Headlines.NEWS2: Stocks Rally Amid Upbeat Global Headlines.NEWS3: UnitedHealth Group (UNH) Stock Sinks As Market Gains: What You Should Know.NEWS4: Market Close Report: NASDAQ Composite index closes at 7,976.88 up 102.72 points.NEWS5: Market Close Report: NASDAQ Composite index closes at 7,976.88 up 102.72 points.NEWS6: Noteworthy ETF Outflows: XLV, MRK, UNH, PFE.NEWS7: Noteworthy ETF Outflows: XLV, MRK, UNH, PFE.NEWS8: Ultimate Stock-Pickers' Top 10 Buys and Sells.
2019-09-05: NEWS1: Top 6 Holdings of Jeremy Grantham's GMO.NEWS2: Ensign Group Acquires Nursing Facility to Expand in Idaho.NEWS3: Humana (HUM) Ties Up to Boost Medicare Advantage Network.
2019-09-06: NEWS1: Centene's Unit, Canopy Health Extend Ties to Improve Care.NEWS2: Anthem, Inc. (ANTM) Ex-Dividend Date Scheduled for September 09, 2019.NEWS3: Anthem, Inc. (ANTM) Ex-Dividend Date Scheduled for September 09, 2019.NEWS4: Kewaunee Scientific Corporation (KEQU) Ex-Dividend Date Scheduled for September 09, 2019.NEWS5: Kewaunee Scientific Corporation (KEQU) Ex-Dividend Date Scheduled for September 09, 2019.NEWS6: Investing With Our 2020 Healthcare Policy Outlook.
2019-09-09: NEWS1: Here's Why Myriad Genetics Dropped 19.2% in August.NEWS2: Here's Why Myriad Genetics Dropped 19.2% in August.

Answer: Rise