 [ Symptoms ] my grandfather has been laid up with a foot problem burning aches body wracking pain has been going on for 20 days he says it feels like a worm is crawling around twisting inside of his[my] foot  please help me i do not know what is wrong with him [ Disease ] your acne may need treated either by your primary care medical provider or a good dermatologist treatment will vary based on the severity and type of acne lesions that you have your horizontal lines are probably striae and yes they are considered stretch marks even if you are not getting taller or stretching in that direction this is a guess however since i can not see them there are other reasons that can cause striae but i do not know your medical history you can read about striae on the internet striae and acne are not associated