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:2021-10-07, Stock:UNH, The news for the past five days is as follows:
2021-09-30: NEWS1: UnitedHealth (UNH) Unit to Offer Better Pharmacy Care in Arizona.NEWS2: 5 Buy-Ranked Blue-Chip Stocks to Gain in a Capricious Market.
2021-10-01: NEWS1: UnitedHealth (UNH) Woos MA Members With Updated 2022 Plans.NEWS2: Down 7.8% in 4 Weeks, Here's Why UnitedHealth (UNH) Looks Ripe for a Turnaround.NEWS3: Cigna, Humana, UnitedHealth to expand into new Medicare Advantage markets in 2022.NEWS4: The Zacks Analyst Blog Highlights: Salesforce, JPMorgan, Walmart, UnitedHealth and Microsoft.NEWS5: UnitedHealthcare’s 2022 Medicare Plans Shaped by Consumer Expectations for Value, Choice and Experience.
2021-10-04: NEWS1: UnitedHealth Group (UNH) Dips More Than Broader Markets: What You Should Know.
2021-10-05: NEWS1: Centene (CNC) Expands Medicare Advantage Offerings in 36 States.
2021-10-06: NEWS1: Can UnitedHealth (UNH) Keep the Earnings Surprise Streak Alive?.

Answer: Rise