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:2018-01-29, Stock:NVO, The news for the past five days is as follows:
2018-01-22: NEWS1: Behind Novartis’s 4Q17 Estimates: Innovative Medicines.NEWS2: Behind Novartis’s 4Q17 Earnings: Why Some Expect Revenue Growth.
2018-01-23: NEWS1: Biotech M&A Off to a Strong Start in 2018: More Deals to Follow?.NEWS2: Biotech M&A Off to a Strong Start in 2018: More Deals to Follow?.NEWS3: Reading the Estimates for Novartis’s Alcon in 4Q17.NEWS4: What’s Expected of Novartis’s Sandoz Segment in 4Q17?.
2018-01-24: NEWS1: Will Sanofi's Big Hemophilia Deal Pay Off?.NEWS2: Will Sanofi's Big Hemophilia Deal Pay Off?.
2018-01-25: nan
2018-01-26: NEWS1: AbbVie (ABBV) Q4 Earnings Beat, 2018 View Raised, Shares Up.NEWS2: AbbVie (ABBV) Q4 Earnings Beat, 2018 View Raised, Shares Up.

Answer: Decrease