Biceps Tendinitis (Shoulder)

Explanation of Diagnosis

Biceps tendinitis (shoulder) means irritation and inflammation of the biceps tendon where it travels in the front of the shoulder. This tendon helps bend the elbow and stabilize the shoulder during reaching and lifting. It commonly happens from repeated overhead activity, heavy pulling, sports or work tasks that stress the front of the shoulder, or after a sudden increase in use. People often notice pain in the front of the shoulder, tenderness near the upper arm/biceps area, pain with lifting or reaching, and sometimes aching at night.

Specific Work Modifications

• Avoid lifting anything overhead, especially with the elbow straight and palm turned up
• Keep frequently used items between shoulder height and waist height to reduce reaching
• Limit pulling motions (opening tight doors, hauling bags, rowing-type movements) and use both hands when you must pull
• Take micro-breaks every 20 to 30 minutes to change positions and avoid sustained arm elevation
• Use a neutral-grip when possible (thumbs more upward and elbow close to your side) instead of a heavy supinated grip
• If you work at a desk, adjust your chair and monitor so you are not constantly reaching forward with the shoulder

Specific Activity Modifications

• Reduce or pause throwing, swimming, and overhead racket or ball sports until pain settles
• Avoid “forced stretching” or pushing through sharp front-of-shoulder pain during workouts
• During gym exercise, temporarily avoid dips, upright rows, bench pressing with flare elbows, and heavy curls that reproduce symptoms
• Switch to lower-irritation activities such as walking, stationary biking, or gentle range-of-motion work for the shoulder
• When doing any throwing or racquet drills again, start with very light effort and shorter distances only if symptoms stay calm the next day
• For daily lifting, carry light loads close to your body and use a two-hand technique when possible

Recommended Supplements

• Omega-3 fish oil, commonly 1000 to 2000 mg daily of combined EPA plus DHA, may help support a more balanced inflammatory response
• Vitamin D3, commonly 1000 to 2000 IU daily if your levels are low or you have limited sun exposure, supports musculoskeletal health
• Turmeric or curcumin, commonly 500 to 1000 mg daily with food, may help with inflammation-related discomfort

Recommended Nutrition and Hydration

Diet Recommendations

• Aim for a protein-forward diet (for example, lean meats, fish, eggs, beans, Greek yogurt) to support tissue repair
• Include colorful fruits and vegetables daily for antioxidants that may help the recovery environment
• Choose healthy fats (olive oil, nuts, seeds, salmon) and limit highly processed foods that can increase inflammatory load
• If weight loss is needed, do it gradually with adequate protein rather than severe restriction

Hydration Tips

• Drink water regularly throughout the day, and consider an electrolyte-containing drink if you sweat heavily
• Use pale-yellow urine as a simple guide, and avoid heavy dehydration during the day

Home Exercise Prescription

Do these exercises 1 to 3 times per day, focusing on keeping symptoms mild and avoiding painful resistance.

1. Pendulum (shoulder hang) exercise: Lean forward with your unaffected arm supported on a table or counter, let the sore arm hang relaxed, and make small gentle circles; do 1 to 2 minutes each direction
2. Scapular retractions: Sit or stand tall, gently squeeze shoulder blades back and down without shrugging, and hold; repeat 10 to 15 times with a 3 to 5 second hold
3. Wall-supported slides: Face a wall, place forearm or hand on the wall, and slowly slide up to a comfortable height while keeping the shoulder relaxed; do 2 sets of 8 to 12 reps
4. Biceps tendon isometric: Stand holding a light object or use your opposite hand to resist your forearm movement, press your forearm as if doing a curl without actually moving the shoulder, and keep it pain-moderate or pain-free; hold 5 to 10 seconds for 8 to 10 repetitions
5. Cross-body stretch (gentle): Bring the arm across your chest using your other arm to guide it lightly until you feel a mild stretch at the front/side of the shoulder; hold 20 to 30 seconds, repeat 2 to 3 times

Helpful Books

• "The Shoulder Pain and Mobility System" written by Brett Sears
• "Healing Back Pain" written by Dr. John E. Sarno
• "Treat Your Own Rotator Cuff" written by Dr. Brian Cole and Dr. Todd Reinold
• "Explain Pain" written by David Hanscom and Lorimer Moseley