Eligibility criteria
obesity, infection, allergy, diabetes
OBESITY, BCG VACCINE, ADVERSE EVENTS, DISEASE, ALLERGY, REACTIVE AIRWAY DISEASE, INFECTION, HYPERTENSION, DIABETES
In order to be eligible to participate in this study, a subject must meet the following criteria: adult (≥18 years); high-risk individual including healthcare workers, personnel working in a healthcare setting, at a hospital, medical center, or clinic (veterinary, dental, ophthalmology), or first responders (paramedics, firefighters, or law enforcement); individuals at high risk for severe disease including elderly and those with comorbidities including obesity (BMI > 25), elderly (age > 65 years), hypertension, diabetes, reactive airway disease, and smokers; and individuals at increased risk of infection because of decreased ability to limit exposure including racial and ethnic minorities, teachers, police, restaurant wait-staff, and delivery personnel.A potential subject who meets any of the following criteria will be excluded from participation in this study: known allergy to (components of) the BCG vaccine or serious adverse events to prior BCG administration; known active or latent 