I'm experiencing something strange with my fingers, and I'm hoping you could help figure out what's going on. Sometimes in a week, my right hand middle finger shows a range from 93 to 95 or from 98 to 94. But when I check my left middle finger or any other finger, it's always between 97 and 100. This inconsistency has got me really puzzled. Could there be any reason why my right middle finger is showing these changes while the others aren't? Would love to hear your thoughts on this.

saturation varies based on many reasons, like coldness