ID 79784736 © Tashatuvango | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
bad black blackboard blue brain chalk chalkboard chronic depression desk disease disorder exhaustion fatigue frustration handwritten headache heredity hypoxia irritability mood nerve nervous neurasthenia neurological neurosis phonendoscope psychological rendering stethoscope stress trauma upset