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    Close-up of adenovirus infecting human lungs, digital illustration. — Stock Photo
    Close-up of adenovirus infecting human lungs, digital illustration.
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Structure of alveoli of human lungs — Stock Photo
    Structure of alveoli of human lungs
    Computer illustration of rod-shaped bacilli bacteria inside alveolus of lung, causing lower respiratory tract infection and bacterial pneumonia. — Stock Photo
    Computer illustration of rod-shaped bacilli bacteria inside alveolus of lung, causing lower respiratory tract infection and bacterial pneumonia.
    Mid adult woman in high lunge pose doing yoga outdoors on dam beach — Stock Photo
    Mid adult woman in high lunge pose doing yoga outdoors on dam beach
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Blood vessel in the lung — Stock Photo
    Blood vessel in the lung
    Conceptual illustration of coronavirus particles in human lungs. — Stock Photo
    Conceptual illustration of coronavirus particles in human lungs.
    Couple in green scene with rocks view — Stock Photo
    Couple in green scene with rocks view
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection. — Stock Photo
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection.
    Spring flowers representing unhealthy human lungs, conceptual studio shot. — Stock Photo
    Spring flowers representing unhealthy human lungs, conceptual studio shot.
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Human lung tissue, light micrograph. Lungs are the primary organs of the respiratory system in humans and many other animals. Haematoxylin and eosin stain. — Stock Photo
    Human lung tissue, light micrograph. Lungs are the primary organs of the respiratory system in humans and many other animals. Haematoxylin and eosin stain.
    Caucasian and African American sportswomen wearing protective fencing outfits during a fencing training session, lunging at each other with their epees. Fencers training at gym. — Stock Photo
    Caucasian and African American sportswomen wearing protective fencing outfits during a fencing training session, lunging at each other with their epees. Fencers training at gym.
    Medical illustration of female breast on white background — Stock Photo
    Medical illustration of female breast on white background
    Caucasian and African American sportswomen wearing protective fencing outfits during a fencing training session, lunging at each other with their epees. Fencers training at gym. — Stock Photo
    Caucasian and African American sportswomen wearing protective fencing outfits during a fencing training session, lunging at each other with their epees. Fencers training at gym.
    Digital illustration of rod-shaped bacteria inside alveoli of lung causing Bacterial pneumonia. — Stock Photo
    Digital illustration of rod-shaped bacteria inside alveoli of lung causing Bacterial pneumonia.
    Couple in green scene with rocks view — Stock Photo
    Couple in green scene with rocks view
    Human torso, MRI scan — Stock Photo
    Human torso, MRI scan
    Digital illustration of cancerous tumor in lungs and close-up of lung cancer cells. — Stock Photo
    Digital illustration of cancerous tumor in lungs and close-up of lung cancer cells.
    Whooping cough bacterium (Bordetella pertussis), illustration. These rod-shaped Gram-negative bacilli cause whooping cough, known as pertussis, mainly in infants — Stock Photo
    Whooping cough bacterium (Bordetella pertussis), illustration. These rod-shaped Gram-negative bacilli cause whooping cough, known as pertussis, mainly in infants
    Lungs cancer, digital illustration showing malignant tumour in lung. — Stock Photo
    Lungs cancer, digital illustration showing malignant tumour in lung.
    Whooping cough (Bordetella pertussis) bacteria in respiratory tract — Stock Photo
    Whooping cough (Bordetella pertussis) bacteria in respiratory tract
    Side view of shirtless male athlete working out on meadow under blue sky in town — Stock Photo
    Side view of shirtless male athlete working out on meadow under blue sky in town
    Normal human alveoli anatomy — Stock Photo
    Normal human alveoli anatomy
    African american sportswomen wearing protective fencing outfits during a fencing training session, holding epees and lunging in unison. fencers training at a gym. — Stock Photo
    African american sportswomen wearing protective fencing outfits during a fencing training session, holding epees and lunging in unison. fencers training at a gym.
    Focused female athlete doing side lunge exercise and stretching legs while warming up during training on embankment near sea — Stock Photo
    Focused female athlete doing side lunge exercise and stretching legs while warming up during training on embankment near sea
    Side view of ethnic female leaning back while standing in Ashta Chandrasana pose during yoga practice on sandy coast against ocean — Stock Photo
    Side view of ethnic female leaning back while standing in Ashta Chandrasana pose during yoga practice on sandy coast against ocean
    Fit female athlete in sportswear doing side lunge exercise in gym looking away — Stock Photo
    Fit female athlete in sportswear doing side lunge exercise in gym looking away
    Alveoli structure and blood supply — Stock Photo
    Alveoli structure and blood supply
    Asthmatic boy using inhaler, close-up. — Stock Photo
    Asthmatic boy using inhaler, close-up.
    Sportsman in sportswear working out with dumbbells while performing forward lunge and breathing on meadow in city — Stock Photo
    Sportsman in sportswear working out with dumbbells while performing forward lunge and breathing on meadow in city
    Digital illustration of rod-shaped bacteria inside alveoli of lung causing Bacterial pneumonia. — Stock Photo
    Digital illustration of rod-shaped bacteria inside alveoli of lung causing Bacterial pneumonia.
    Smiling man lunging in exercise class — Stock Photo
    Smiling man lunging in exercise class
    Blood vessel in the lung — Stock Photo
    Blood vessel in the lung
    Focused group of women in activewear standing in Anjaneyasana position while practicing yoga in nature in sunny day — Stock Photo
    Focused group of women in activewear standing in Anjaneyasana position while practicing yoga in nature in sunny day
    Side view of flexible young female performing Anjaneyasana pose while practicing yoga on mat in sunny city — Stock Photo
    Side view of flexible young female performing Anjaneyasana pose while practicing yoga on mat in sunny city
    Smiling, confident women doing lunges in sunny park — Stock Photo
    Smiling, confident women doing lunges in sunny park
    Side view of tranquil slim female standing in Anjaneyasana with Namaste hands and practicing yoga at home — Stock Photo
    Side view of tranquil slim female standing in Anjaneyasana with Namaste hands and practicing yoga at home
    Normal human alveoli anatomy — Stock Photo
    Normal human alveoli anatomy
    Digital illustration of solid node in right lung near lung apex while secondary tuberculosis infection. — Stock Photo
    Digital illustration of solid node in right lung near lung apex while secondary tuberculosis infection.
    Fitness instructor leading class in low lunge — Stock Photo
    Fitness instructor leading class in low lunge
    A handsome physician looking to an x-ray — Stock Photo
    A handsome physician looking to an x-ray
    Full body side view of flexible female in activewear doing yoga exercise on mat near solar panel during training in city — Stock Photo
    Full body side view of flexible female in activewear doing yoga exercise on mat near solar panel during training in city
    Cancer cells, computer illustration — Stock Photo
    Cancer cells, computer illustration
    Lung cancer, digital illustration and light micrograph of cancerous tissue. — Stock Photo
    Lung cancer, digital illustration and light micrograph of cancerous tissue.
    Healthy and diseased female organs — Stock Photo
    Healthy and diseased female organs
    Lung cancer, digital illustration and light micrograph showing lung adenocarcinoma. — Stock Photo
    Lung cancer, digital illustration and light micrograph showing lung adenocarcinoma.
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Low angle full body of fit female athlete in sportswear doing side lunge exercise in gym — Stock Photo
    Low angle full body of fit female athlete in sportswear doing side lunge exercise in gym
    Structure of alveoli of human lungs — Stock Photo
    Structure of alveoli of human lungs
    Illustration of a spore of the yeast-like fungus Histoplasma capsulatum. When inhaled these spores can cause a respiratory disease called histoplasmosis. The primary pulmonary form is usually harmless — Stock Photo
    Illustration of a spore of the yeast-like fungus Histoplasma capsulatum. When inhaled these spores can cause a respiratory disease called histoplasmosis. The primary pulmonary form is usually harmless
    Black female athlete lunging near fence while warming up in morning in city — Stock Photo
    Black female athlete lunging near fence while warming up in morning in city
    Side view of female athlete performing forward lunge during workout with weights against barbell in gym — Stock Photo
    Side view of female athlete performing forward lunge during workout with weights against barbell in gym
    Lung tissue, coloured transmission electron micrograph (TEM). — Stock Photo
    Lung tissue, coloured transmission electron micrograph (TEM).
    Visual rendering of Human anatomy — Stock Photo
    Visual rendering of Human anatomy
    Transparent view of human chest showing the lung — Stock Photo
    Transparent view of human chest showing the lung
    Healthy lungs and respiratory system — Stock Photo
    Healthy lungs and respiratory system
    Spring flowers representing healthy human lungs, conceptual studio shot. — Stock Photo
    Spring flowers representing healthy human lungs, conceptual studio shot.
    Close-up of adenovirus infecting human lungs, digital illustration. — Stock Photo
    Close-up of adenovirus infecting human lungs, digital illustration.