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:2018-01-24, Stock:UNH, The news for the past five days is as follows:
2018-01-17: NEWS1: Stock Market News for Jan 17, 2018.NEWS2: Dow Movers: GE, IBM.NEWS3: Ride on UnitedHealth's Solid Q4 Results With These ETFs.NEWS4: Stock Market News for Jan 17, 2018.NEWS5: Ride on UnitedHealth&apos;s Solid Q4 Results With These ETFs.NEWS6: UnitedHealth's Optum Now In Half Of 75 Targeted Provider Markets.NEWS7: Lyfebulb Partners with UnitedHealth Group to Support Patient-Driven Innovations for People with Inflammatory Bowel Disease.NEWS8: Validea Martin Zweig Strategy Daily Upgrade Report - 1/17/2018.NEWS9: Edited Transcript of UNH earnings conference call or presentation 16-Jan-18 1:45pm GMT.NEWS10: [$$] UnitedHealth Says Tax Overhaul To Boost 2018 Earnings.NEWS11: [$$] UnitedHealth Cashes In on Tax Cut.NEWS12: With Social Media Use Set to Grow in 2018, Buy Twitter (TWTR).NEWS13: Dow Touches New Intraday High, Finishes Lower.
2018-01-18: NEWS1: Cramer: I've never seen market FOMO like this in my life.NEWS2: UnitedHealthcare Donates Hasbro's NERF ENERGY Game Kits to Boys & Girls Clubs of Miami-Dade.NEWS3: Cramer: I've never seen a market like this in my life.NEWS4: Dow Retreats from Record High Amid Shutdown Fears.NEWS5: Market Close Report: NASDAQ Composite index closes at 7,296.05 down -2.23 points.
2018-01-19: NEWS1: UnitedHealthcare and Optum Take Action to Support People Affected by Recent Winter Storms in North Carolina.NEWS2: Top Analyst Reports for UnitedHealth, Amgen & United Technologies.NEWS3: S&P 500 Hits High, Apple Brings Back Cash, GE Mulls Split, ASML Leads Chip Rally: Weekly Review.NEWS4: Top Analyst Reports for UnitedHealth, Amgen & United Technologies.NEWS5: UnitedHealth Group Rated “World’s Most Admired Company” in Insurance and Managed Care by FORTUNE 2018 Survey.NEWS6: UnitedHealth Group Reaches Analyst Target Price.NEWS7: Dow 30 Stock Roundup: AXP, GS, UNH IBM Q4 Earnings Impress.NEWS8: Free Post Earnings Research Report: UnitedHealth Group’s Revenue Grew 9.5%; EPS Soared 109.8%.NEWS9: Never seen market FOMO like this: Cramer.NEWS10: Cramer: 'Godzillas' Just Can't Get a Hold of Enough Stock to Devour.
2018-01-22: NEWS1: Health Insurance Stock Outlook - January 2018.NEWS2: 3 Stocks the World's Best Investors Are Buying Right Now.NEWS3: 3 Stocks the World&apos;s Best Investors Are Buying Right Now.NEWS4: The Zacks Analyst Blog Highlights: UnitedHealth, Amgen, United Technologies, CSX and General Dynamics.NEWS5: The Zacks Analyst Blog Highlights: UnitedHealth, Amgen, United Technologies, CSX and General Dynamics.NEWS6: UnitedHealth Sees A New Frontier In Latin America.
2018-01-23: NEWS1: UnitedHealthcare Awards $150,000 in Grants to Help Advance Food Security in Florida Communities.NEWS2: UnitedHealth Group Inc Stock Requires Big Dose of Caution.NEWS3: Health Insurers Bask Under Rising Insured, Medicare Business.NEWS4: Stocks To Watch With Earnings On Deck: Wellcare Health Plans.NEWS5: UnitedHealth Group Inc Stock Requires Big Dose of Caution.NEWS6: Surging Earnings Estimates Signal Good News for UnitedHealth Group (UNH).NEWS7: Zacks Industry Outlook Highlights: Aetna, Cigna, UnitedHealth and CVS Health.NEWS8: Surging Earnings Estimates Signal Good News for UnitedHealth Group (UNH).NEWS9: Zacks Industry Outlook Highlights: Aetna, Cigna, UnitedHealth and CVS Health.NEWS10: See what the IHS Markit Score report has to say about UnitedHealth Group Inc..NEWS11: Validea Warren Buffett Strategy Daily Upgrade Report - 1/23/2018.NEWS12: Validea John Neff Strategy Daily Upgrade Report - 1/23/2018.NEWS13: Health Insurance Stock Outlook - January 2018.

Answer: Decrease