it could be multiple things like irraitation, dry skin, or rash. If your a guy it could be some bad axe u used or u had a reaction to it.
rosacea
Santa has a red SUIT not chest. HUGE difference
causes by our sweat glands.
Infection.
You might be nervous and you might not know it... many people have this problem so dont think that ur the only one with it.... and the red blotches on your chest when calm part im not sure about... you might have to check with your doctor about that
Only if the chest injury causes you to hit your head.
Stay Stay Stay is in the album Red.
what causes black under eyes
cancer... cancer...
Anxiety
A hole in the chest ... the hissing comes from the leaking air.
If the chest infection causes fluid in the lungs (pneumonia), or if it causes tissues to press on the lungs, less of the lung volume can be used to achieve oxygen saturation. Additionally, white blood cells may predominate over red in the bloodstream, reducing the oxygen carrying capacity.