To pack without anxiety in 2026, you must shift from a "just in case" mindset to a structured system that begins at least one week before departure. Start by using compression packing cubes, which allow you to categorize your items (e.g., tops in one, essentials in another) and keep your suitcase organized even if you have to dig for something. Create a digital packing list on your phone that you can update year-round, ensuring you never forget "the one thing" like a specific charger or medication. To avoid the stress of overpacking, plan your outfits by day based on your itinerary, and lay them out on a physical rolling rack to visualize redundancies. Another major anxiety-reducer is to pack your essentials bag (meds, documents, and one change of clothes) as a "mission-critical" carry-on, ensuring that even if your checked bag is lost, you can still survive your first 24 hours. Finally, take a photo of the inside of your suitcase before closing it; this provides visual peace of mind and acts as a record for insurance if anything goes missing.