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:2018-01-16, Stock:UNH, The news for the past five days is as follows:
2018-01-08: NEWS1: Stocks Close Mixed; How Oprah Caused A Stock To Break Out.NEWS2: Dow Ends Lower; S&P, Nasdaq Still Perfect in 2018.NEWS3: Market Close Report: Historical high reached as NASDAQ Composite Index closes at 7,157.39..NEWS4: Dow Analyst Moves: UNH.NEWS5: The Zacks Analyst Blog Highlights: Microsoft, Intel, UnitedHealth, Mondelez and Deere.NEWS6: Boeing, UnitedHealth stocks contribute nearly half Dow's early slide.NEWS7: The Zacks Analyst Blog Highlights: Microsoft, Intel, UnitedHealth, Mondelez and Deere.NEWS8: Top 3 Healthcare Stocks for 2018.NEWS9: See what the IHS Markit Score report has to say about UnitedHealth Group Inc..NEWS10: Five 2017 Stock Winners Have Carved Bases For New Runs: S&P 500 Futures.NEWS11: Five 2017 Stock Winners Have Carved Bases For New Runs: S&P 500 Futures.
2018-01-09: NEWS1: 7 Best Healthcare ETFs for 2018.NEWS2: UnitedHealthcare Vision Plans Rank Highest in Customer Satisfaction in J.D. Power Study.NEWS3: Aetna Inc. (AET) Ex-Dividend Date Scheduled for January 10, 2018.
2018-01-10: NEWS1: Stocks Cut Losses, Bitcoin ETF Down Again; Will Apple Break Out?.NEWS2: Stocks Cut Losses, Bitcoin ETF Down Again; Will Apple Break Out?.NEWS3: Humana Extends Contract With Tivity Health, Spurs Healthcare.NEWS4: Stocks With Rising Relative Strength: Humana.NEWS5: UnitedHealthcare and Dexcom Bring Wearable Technology Solution, One-on-One Coaching to People Battling Type 2 Diabetes.NEWS6: Humana Extends Contract With Tivity Health, Spurs Healthcare.NEWS7: Patterson Companies, Inc. (PDCO) Ex-Dividend Date Scheduled for January 11, 2018.NEWS8: UnitedHealth Taps Into Emerging Mobile Diabetes Management.
2018-01-11: NEWS1: What Should You Expect From UnitedHealth Group Inc Stock in 2018?.NEWS2: What Remains For Rite Aid Corporation? The Risks of Going It Alone.NEWS3: What Should You Expect From UnitedHealth Group Inc Stock in 2018?.NEWS4: What Remains For Rite Aid Corporation? The Risks of Going It Alone.NEWS5: Robust Revenues to Drive UnitedHealth's (UNH) Q4 Earnings.NEWS6: Trump looks to revamp major Medicaid requirements.NEWS7: Robust Revenues to Drive UnitedHealth&apos;s (UNH) Q4 Earnings.NEWS8: After a Solid Start, What Awaits Dow ETF in Q4 Earnings?.
2018-01-12: NEWS1: Now watch the banks.NEWS2: Cramer's game plan: JP Morgan set the benchmark. Now watc....NEWS3: 3 Earnings Reports to Watch Next Week.NEWS4: Notable Friday Option Activity: ILG, GD, UNH.NEWS5: Pre-Market Earnings Report for January 16, 2018 :  UNH, C, INFO, CMA, FRC, OZRK.NEWS6: UnitedHealth: Tax Reform Could Be a Shot in the Earnings Arm.NEWS7: Which Leading Stocks Help This Top Mutual Fund Outperform?.NEWS8: 3 Earnings Reports to Watch Next Week.NEWS9: Dow Movers: GE, BA.NEWS10: Which Leading Stocks Help This Top Mutual Fund Outperform?.NEWS11: UnitedHealth's Q4 Earnings to Benefit From Higher Enrollment.NEWS12: UnitedHealthcare Introduces New Digital Health Resources for 2018, Including Apple Pay for Consumers With Health Savings Accounts.NEWS13: UnitedHealth&apos;s Q4 Earnings to Benefit From Higher Enrollment.NEWS14: 3 Stellar Stocks With Very Bullish News Sentiment.NEWS15: Another Buyout Sign From Humana As Insurer Exits Trade Group.NEWS16: S&P 500 Futures Rally On Germany; Apple, Wal-Mart Near Buys, But Be Wary.NEWS17: S&P 500 Futures Rally On Germany; Apple, Wal-Mart Near Buys, But Be Wary.

Answer: Rise