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:2021-04-22, Stock:WELL, The news for the past five days is as follows:
2021-04-15: nan
2021-04-16: NEWS1: Ranking the Big 4 Healthcare REITs.NEWS2: Welltower Announces Dennis G. Lopez and Ade J. Patton as Nominees to join the Board.
2021-04-19: nan
2021-04-20: NEWS1: Is WELL Stock A Buy or Sell?.
2021-04-21: NEWS1: John Oliver Takes Aim at Senior Care: A Look at 3 REITs in the Space.

Answer: Decrease