Small studies have shown that fully vaccinated immunocompromised people account for ~44 percent of breakthrough cases leading to hospitalization

Occupational exposure to indoor cleaning products at preconception, time of conception/pregnancy may increase asthma risk for child

Vaccine efficacy consistent in subgroups according to age, sex, race, and previous influenza vaccination

In a cohort of mostly outpatients with COVID-19, those with overweight or obesity had more symptoms, especially cough and shortness of breath

No increase in proportion of patients admitted to ICU, receipt of invasive mechanical ventilation, death while hospitalized