Surgical masks are not designed to stop a virus. For that you need a pressurized suit as seen in virology labs.

The purpose of a surgical mask is to prevent you from coughing bacteria into an open wound while performing surgery.

WARNING: HEALTH RISKS OF MASK WEARING INCLUDE BREATHING DIFFICULTIES, HYPOXEMIA OF THE BLOOD, HYPERCAPNIA OF THE BLOOD, SECONDARY BACTERIAL PNEUMONIA, SYSTEMIC INFLAMMATION, THE GROWTH, INVASION, AND SPREAD OF CANCERS, ATHEROSCLEROSIS, CARDIOVASCULAR EVENTS INCLUDING HEART ATTACKS, AND ADVERSE CEREBRAL EVENTS INCLUDING STROKE.

Surgical masks are not designed to stop a virus. For that you need a pressurized suit as seen in virology labs.

The purpose of a surgical mask is to prevent you from coughing bacteria into an open wound while performing surgery.

WARNING: HEALTH RISKS OF MASK WEARING INCLUDE BREATHING DIFFICULTIES, HYPOXEMIA OF THE BLOOD, HYPERCAPNIA OF THE BLOOD, SECONDARY BACTERIAL PNEUMONIA, SYSTEMIC INFLAMMATION, THE GROWTH, INVASION. AND SPREAD OF CANCERS, ATHEROSCLEROSIS, CARDIOVASCULAR EVENTS INCLUDING HEART ATTACKS, AND ADVERSE CEREBRAL EVENTS INCLUDING STROKE.