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STEP 1 OF 4

HAVE YOU EVER HAD CHICKENPOX IN YOUR LIFE?

STEP 2 OF 4

WHAT IS YOUR AGE?

STEP 3 OF 4

DO YOU HAVE ANY COMORBIDITIES (PRESENCE OF ONE OR MORE CHRONIC DISEASES*)?

*e.g. CARDIOVASCULAR DISEASES, ASTHMA, DIABETES, CHRONIC OBSTRUCTIVE PULMONARY DISEASE (COPD)

STEP 4 OF 4

DO YOU HAVE A WEAKENED IMMUNE SYSTEM†?

†e.g. UNDERGOING CANCER TREATMENT, BONE MARROW OR ORGAN TRANSPLANT, SUFFER FROM IMMUNE DEFICIENCIES, HIV OR AIDS, PROLONGED USE OF CORTICOSTEROIDS AND OTHER IMMUNE WEAKENING MEDICATIONS