U.S. companies are facing increasing challenges due to tariffs imposed under the Trump administration, with new levies scheduled to take effect this week. Businesses of all sizes are grappling with the impact of these tariffs, which are creating uncertainty and potentially impacting profitability. The situation has been described as a 'nightmare' for some businesses, forcing them to reassess supply chains, adjust pricing strategies, and navigate complex trade regulations. The long-term effects of these tariffs on the U.S. economy remain a significant concern for industry leaders and economists.