19 year old male, non smoker, mostly spend sedentary lifestyle in front of computer. Trying to be active for 6 months, i have had some symptoms for 3 years now, mostly provoked when i eat or drink strong coffee. 1: Shortness of breath with many STRONG yawns (feels like my body needs oxygen alot) 2: Left side of chest, feeling like an elephant is sitting pressuring it, also sharp pains that last atleast a second but they are rare 3: Dizzyness + brain fog I need to write more.