Easing shoulder strain from one-sided carrying
Nicola Tik
If you always carry with the same arm, the same shoulder pays for it. A toolbox in your dominant hand, a strap over one shoulder, a load hoisted onto one side every time, it all means one shoulder is dragged down and working to hold the weight while the other has an easy day. That constant one-sided pull is a common reason a shoulder aches, feels tight, or sits lower than the other by the end of a shift. Sharing the load more evenly is what usually takes the strain off.
A weight held or slung on one side pulls that shoulder down, and the muscles around it work non-stop to hold it in place and keep you level. The other shoulder, meanwhile, does very little. Hours of that imbalance are what leave one shoulder tired, tight or achy while the other feels fine. It is not that the shoulder is weak, it is simply carrying more than its share, over and over. Even out the load and that strain drops away.
The easiest change is to keep swapping which side carries. Moving a bag, tool or load to the other arm or shoulder at regular points means neither shoulder is under load the whole time. Your non-dominant side will feel clumsy at first, but it soon shares the job. Making the switch automatic, say every time you stop, or at each trip, means you are not relying on remembering when your shoulder is already sore. Little and often keeps both shoulders fresher.
Sometimes the answer is to stop carrying it all on one side at all. Splitting a load into two and carrying one in each hand keeps both shoulders level and takes the drag off. A rucksack or a strap worn across the body spreads the weight far better than a bag hanging off one shoulder. Keeping the load close to your body, rather than swinging out to one side, also means your shoulder works less to control it. Lighter, balanced loads are kinder all round.
A bit of planning cuts down the one-sided carrying in the first place. Using a trolley, sack truck or barrow for anything heavy or far means your shoulders do not take it at all. Making two balanced trips instead of one lopsided haul spreads the load. Storing frequently carried items where you can pick them up with either hand, rather than always the same one, nudges you into using both sides. Small setup choices add up to far less strain on one shoulder.
If one shoulder aches after a day of carrying, gentle movement usually helps it settle. Easy shoulder rolls, letting the arm hang and swing loosely, or a little warmth across the shoulder often take the edge off. Gently using the other side more that evening can help even you out. What helps varies from person to person, so it is worth finding what settles yours.
If you would like to try a guided shoulder stretch, VIDA has a short video you can follow at your own pace.