oximeter level - #18970

I’ve been using a pulse oximeter to monitor my oxygen levels because I’ve been experiencing some shortness of breath, and I want to make sure I’m staying healthy. I understand that an oximeter level measures blood oxygen saturation, but I’m not exactly sure what the readings mean or when I should be concerned. Could you explain in detail what a normal oximeter level is and when I should seek medical help based on my readings? From what I know, a normal oxygen saturation level is usually between 95% and 100%, but does this range vary depending on factors like age, health conditions, or activity levels? If my oximeter level drops below this range, especially to 90% or lower, should I be concerned? How low does the oximeter level have to be before it becomes dangerous, and what are the immediate actions I should take if my oxygen levels fall too low? If I experience a drop in my oxygen levels, should I assume it’s related to a respiratory condition like asthma or COPD, or could it be a sign of something else, such as heart failure or a blood clot? How do doctors determine the underlying cause of low oximeter levels, and what kinds of tests or scans are typically used to assess respiratory or cardiovascular health? I’ve heard that oximeter levels can be affected by factors such as altitude, physical activity, or even anxiety. Can these external factors cause temporary drops in oxygen levels, and how can I tell if a drop in my oxygen levels is related to a medical condition or just environmental factors? Are there any habits I should be mindful of to prevent drops in oxygen levels, like avoiding smoking or staying hydrated? Finally, if I regularly monitor my oximeter level at home, what trends should I be looking for? Should I check it at specific times of day or during certain activities, and how often is it necessary to track my levels to catch potential issues early?