close up of unhealthy young woman sitting on couch suffering from itching on her skin and scratching an itchy place

adult allergic allergy arm bite blister body care caucasian chemicals dermatitis dermatology disease drug dry eczema female finger fungal hand health illness infection insect irritation itch itchy malaria medical medicine mosquito pain painful people person prickly problem pruritus psoriasis rash reaction scratch scratchy sensations sensitive skin sore symptom treatment unhealthy woman young