Abbott (ABT) is facing a challenging business environment globally. Unfavorable foreign exchange impact continues to impede growth. The stock carries a Zacks Rank #4 (Sell) currently.Factors Weighing on AbbottA challenging macroeconomic scenario in the form of the ongoing complex geo-political situation globally, specifically where Abbott operates, is driving higher-than-anticipated increases in expenses in terms of raw materials and freight. This could also result in broader economic impacts and security c ...