Pack your lunch upright.

If you want to stop squishing your lunch, stop laying it flat.

Everything gets crushed because we pack lunch boxes like suitcases — flat layers. The sandwich goes down, the apple goes on top, the chips go on top of that, and by noon you’re eating a fruit-flavored cracker. Vertical packing fixes this by using the height of the box instead of its floor.

The move is simple: use tall, narrow containers — glass jars, thermoses, or bento boxes with dividers — and pack them upright so they stand like books in your bag. When the box stands vertically, the weight of everything above pushes down through the container walls, not into the food. Then it’s a matter of order: heavy stuff at the bottom, fragile stuff at the top, so nothing actually presses on your sandwich.

For long commutes specifically, never toss a clamshell in on its side. That’s just begging for a 40-minute slide-and-crash session. Stand it upright, or better yet, drop it into a jar that holds the vertical stack — granola above yogurt, dressing above salad. Rigid walls do the heavy lifting, not luck.

Your lunch survives the ride when it stays vertical.