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:2021-12-07, Stock:UNH, The news for the past five days is as follows:
2021-11-30: NEWS1: UnitedHealth Group (UNH) Stock Moves -1.72%: What You Should Know.NEWS2: UnitedHealth CEO sees lower COVID-19 costs ahead, keeps eye on Omicron.
2021-12-01: NEWS1: Dow Jones Erases 500-Point Gain, But Apple Stock Holds Strong; 3 Semiconductor Breakouts To Watch.NEWS2: Dow Jones Fades After 500-Point Gain, But Apple Stock Holds Strong; 3 Semiconductor Breakouts To Watch.NEWS3: UnitedHealth (UNH) Ups Guidance: Here's What You Should Know.NEWS4: UnitedHealthcare Introduces Health Plan Delivering Lower Costs and a Patient-Focused Health Care Experience.
2021-12-02: NEWS1: Humana (HUM) Ties Up to Enhance Medicare Advantage Business.NEWS2: Cigna (CI) Offers MA Plans in Florida, Boosts Provider Network.
2021-12-03: NEWS1: UnitedHealth (UNH) Unit Launches Plan, Boosts Arizona Presence.
2021-12-06: NEWS1: Is UnitedHealth Group Inc. (UNH) A Good Stock To Buy?.NEWS2: UnitedHealth Group's Charts Continue to Point Higher.NEWS3: Cigna (CI) Offers MA Plans in Florida, Boosts Provider Network (Revised).

Answer: Rise