Blissful Monkey Yoga Studio

Body & Brain

BodyWaves

Bodyscapes Fitness

Boston Ballet School

Boston Body

Boston Body Pilates Newbury Street

Boston Body Pilates Waterfront

Boston Dance Studios

Boston Fencing Club

Boston Harbor Sailing Club

Boston Martial Arts and Fitness

Boston Pilates

Boston Pole Fitness

Bostons Boxer Club

Bouldering Project - Boston

Boxygen

Breathe Studio

BronCore Fitness

Brookline Teen Center

Burn Fitness Studios

C-Town Studio

C2 BODY

COVID-19 Vaccine at Reggie Lewis Center Roxbury Community College