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:2019-04-26, Stock:UNH, The news for the past five days is as follows:
2019-04-18: NEWS1: Final Trades: UNH, FCX & more.NEWS2: Jim Cramer: Diversification Is Good for Offense, Not Just Defense.NEWS3: Dow Closes Higher After Retail Sales, Blue-Chip Earnings.NEWS4: Dow Closes Higher After Retail Sales, Blue-Chip Earnings.NEWS5: Market Close Report: NASDAQ Composite index closes at 7,998.06 up 1.98 points.NEWS6: Market Close Report: NASDAQ Composite index closes at 7,998.06 up 1.98 points.NEWS7: Close Update: Stocks Climb as Dow Leads Indexes Higher Thursday to End Shortened Trading Week.NEWS8: Close Update: Stocks Climb as Dow Leads Indexes Higher Thursday to End Shortened Trading Week.NEWS9: Dow Climbs Leading Major Market Indexes to Close Out Shortened Trading Week.NEWS10: Dow Climbs Leading Major Market Indexes to Close Out Shortened Trading Week.NEWS11: Stocks Churn Amid Big Sector Swings; Qualcomm, UnitedHealth, Netflix, Union Pacific Are Key Weekly Movers.NEWS12: Why the health-care stock selloff may actually be a good thing.NEWS13: Be Careful With Healthcare Stocks Here.NEWS14: Health-care drama has now spread to biopharma stocks.NEWS15: If You Have the Stomach, Start Buying UNH Stock as It Bottoms Out.NEWS16: If You Have the Stomach, Start Buying UNH Stock as It Bottoms Out.NEWS17: Dow Jones Industrial Average stands less than 1% short of its all-time closing high in midday trade.NEWS18: Stock Market News For Apr 18, 2019.NEWS19: Stock Market News For Apr 18, 2019.NEWS20: Can Q1 Earnings Lift Healthcare ETFs Higher?.NEWS21: Stock Market News For Apr 18, 2019.NEWS22: Medicare-for-All, Mueller Report Spell Danger: 5 Utility Picks.NEWS23: If You Have the Stomach, Start Buying UNH Stock as It Bottoms Out.NEWS24: UNH’s Commercial Business in Q1.NEWS25: Health-care stocks keep getting hammered — Wall Street says this is why.NEWS26: Asian stocks sink after Wall Street declines.
2019-04-22: NEWS1: Stocks Close Mixed; Oil, Boeing in Focus.NEWS2: Stocks Close Mixed; Oil, Boeing in Focus.NEWS3: Market Close Report: NASDAQ Composite Index closes above 8000; up 17.21 points at 8,015.27.NEWS4: Market Close Report: NASDAQ Composite Index closes above 8000; up 17.21 points at 8,015.27.NEWS5: UnitedHealthcare Focuses on Connecting Eligible Hawaii Medicare and Medicaid Recipients with Vital Social Services.NEWS6: Noteworthy Monday Option Activity: WHR, ULTA, UNH.NEWS7: Noteworthy Monday Option Activity: WHR, ULTA, UNH.NEWS8: The 5 Highest-Rated Dow Jones Stocks.NEWS9: Buy Abbott on the pullback? Own Visa or Mastercard? #AskHalftime.NEWS10: Dow Movers: NKE, XOM.NEWS11: Dow Movers: NKE, XOM.NEWS12: DIA, BA, UNH, MMM: ETF Inflow Alert.NEWS13: DIA, BA, UNH, MMM: ETF Inflow Alert.NEWS14: UnitedHealth CEO's pay passed $18 million in 2018; Optum chief got $21 million in his first year.NEWS15: Don't Blame Politicians for the UnitedHealth Sell-Off.NEWS16: As Earnings Season Rolls On, Many Companies Have Beaten Expectations.NEWS17: 3 Solid Stocks for a Strong Portfolio.
2019-04-23: NEWS1: Why Is Bristol-Myers Near 52-Week Lows?.NEWS2: Why Is Bristol-Myers Near 52-Week Lows?.NEWS3: The Zacks Analyst Blog Highlights: Wells Fargo, UnitedHealth, Merck, Schwab and Raytheon.NEWS4: The Zacks Analyst Blog Highlights: Wells Fargo, UnitedHealth, Merck, Schwab and Raytheon.NEWS5: Why Is Bristol-Myers Near 52-Week Lows?.NEWS6: The Zacks Analyst Blog Highlights: Wells Fargo, UnitedHealth, Merck, Schwab and Raytheon.
2019-04-24: NEWS1: 5 Biotech Stocks Defying the Medicare-for-All Scare.NEWS2: 5 Biotech Stocks Defying the Medicare-for-All Scare.NEWS3: Son Creates Stock-Buying Startup After Mom Misses Million Dollar Opportunity.NEWS4: 5 Biotech Stocks Defying the Medicare-for-All Scare.
2019-04-25: NEWS1: Smile Direct Club and UnitedHealthcare Help People Improve Their Smiles and Save Money.

Answer: Rise