Preventing Pneumonia

[Sanhestar]

Are you sure it's arnica m? I looked into it and it seems that arnica is usually used for bruising and swelling. I'm also not sure I can get it in the U.S. but I can look.

yes, I'm sure - being a homoeopathic practitioner

Arnica is for all kinds of over-excertion and damage caused by over-excertion. An overall feeling of "being beaten, don't want to move, stiffness" as you have in muscle-soreness but also over-excertion of heart (athlete heart) and lungs.