Man scratching his head with his hand over isolated background, close-up
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Man scratching his head with his hand close-up. Concept: hygiene, itching, dandruff, allergies
allergy - hypersensitivity reaction to a particular allergen; symptoms can vary greatly in intensity.
Man drinking cold water and suffers pain. Man spits water back. Hypersensitivity of teeth.
Hypersensitivity of teeth. Man eats ice cream and is in pain, close up
Young model with allergic rhinitis sneezes while holding a napkin on the couch
Increased tooth sensitivity. Man suffers pain while eating ice cream
Calendula: Beautiful Orange Petals and Green Leaves
Close-up of hand in protective gloves touching tender white flowers on blooming tree. Blurred Caucasian woman in antiviral suit enjoying spring nature on Covid-19 lockdown. Coronavirus pandemic.
Bad breath. A man looks at his teeth and sniffs a toothbrush after applying
