That tight feeling in your chest is something many people with amyloidosis experience, and it's worth understanding why it happens.
With amyloidosis, misfolded proteins can build up in the walls of the heart, making them thicker and stiffer than normal. This stiffness makes it harder for the heart to relax, fill with Show Full Answer
That tight feeling in your chest is something many people with amyloidosis experience, and it's worth understanding why it happens.
With amyloidosis, misfolded proteins can build up in the walls of the heart, making them thicker and stiffer than normal. This stiffness makes it harder for the heart to relax, fill with blood, and pump properly — and that can create a sensation of tightness or pressure. Some other things that can contribute to that tight feeling include:
- Fluid buildup — when circulation is reduced, fluid can back up into the lungs, adding to chest discomfort
- Irregular heart rhythms — amyloid deposits can affect the heart's electrical system, making it beat less efficiently
- Reduced oxygen delivery — when the heart struggles to pump, tissues (including the heart itself) may not get enough oxygen
One MyAmyloidosisTeam member shared that their left ventricle had been damaged, leaving them constantly short of breath — a feeling closely tied to that same stiffness and tightness.
This is definitely something to flag with your cardiology team, especially if it's new or getting worse. They can assess what's driving it and adjust your care plan accordingly. Don't ignore it — your heart is literally asking for attention! 💙
July 17
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