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:2019-04-08, Stock:UNH, The news for the past five days is as follows:
2019-04-01: NEWS1: U.S. government boosts 2020 Medicare payments to insurers by 2.53 pct.NEWS2: 5 Health Care Stocks in Gurus' Portfolios.NEWS3: How To Find And Trade The Stock Market&apos;s Best Blue Chip Stocks.NEWS4: Stock Market News For Apr 1, 2019.NEWS5: Stock Market News For Apr 1, 2019.NEWS6: Dow Movers: UNH, UTX.NEWS7: Dow Movers: UNH, UTX.NEWS8: Stock Market News For Apr 1, 2019.
2019-04-02: NEWS1: UnitedHealth Group (UNH) Stock Moves -0.46%: What You Should Know.NEWS2: 3 Healthcare Stocks to Trade Now.NEWS3: 3 Healthcare Stocks to Trade Now.NEWS4: Pharmacy co. owned by UnitedHealth to close Houston operations, cut 161 jobs.NEWS5: 2020 Medicare Rate Exceeds Proposal, Health Insurers to Gain.NEWS6: 2020 Medicare Rate Exceeds Proposal, Health Insurers to Gain.NEWS7: 3 Healthcare Stocks to Trade Now.NEWS8: See what the IHS Markit Score report has to say about UnitedHealth Group Inc..NEWS9: Trump delays health care vote until after 2020 election.NEWS10: 2020 Medicare Rate Exceeds Proposal, Health Insurers to Gain.NEWS11: Bull of the Day: Pegasystems (PEGA).NEWS12: Bull of the Day: Pegasystems (PEGA).NEWS13: Bull of the Day: Pegasystems (PEGA).NEWS14: UnitedHealthcare and the AMA Collaborate to Understand and Address Social Barriers Preventing People's Access to Better Health.
2019-04-03: NEWS1: UnitedHealth Group: Now Is a Good Time to Start a Position.NEWS2: Rally Health's downtown digs don't look like a UnitedHealth office — but that's the point.NEWS3: Vanguard Value ETF Experiences Big Inflow.NEWS4: Vanguard Value ETF Experiences Big Inflow.NEWS5: Dow Movers: BA, INTC.NEWS6: Dow Movers: BA, INTC.NEWS7: UnitedHealth Group (UNH) Stock Moves -0.46%: What You Should Know.NEWS8: UnitedHealth Group (UNH) Stock Moves -0.46%: What You Should Know.
2019-04-04: NEWS1: Quest Diagnostics Incorporated (DGX) Ex-Dividend Date Scheduled for April 05, 2019.NEWS2: Quest Diagnostics Incorporated (DGX) Ex-Dividend Date Scheduled for April 05, 2019.
2019-04-05: NEWS1: UnitedHealthcare to Continue Serving Arizonans Statewide Through the Department of Economic Security Division of Developmental Disabilities Health Plan.NEWS2: Dow 30 Stock Roundup: WBA Q2 Earnings Disappoint, PFE Lung Cancer Drug Gets EU Approval.

Answer: Decrease