Ba
- Baby – colic
- Back and neck pain topics
- Back pain
- Back pain self-care
- Back pain treatment
- Bacterial vaginosis
- Bad breath
- Baker's cyst
- Balanitis
- Barium enema
- Barium swallow
- Bartholin’s cyst
- Basal cell carcinoma
- Basal thumb arthritis
Be
Bi
Bl
- Blackout
- Bladder control problems
- Bladder infection
- Bladder training
- Bladder – overactive
- Bleeding
- Bleeding after sex
- Blepharitis
- Blindness and low vision
- Blindness and low vision topics
- Blisters
- Blocked ears
- Blocked nose
- Blood and marrow transplant
- Blood clot topics
- Blood clots
- Blood disorder topics
- Blood glucose test meters
- Blood in urine (haematuria)
- Blood or body fluid exposure
- Blood poisoning
- Blood pressure
- Blood pressure measurement
- Blood pressure topics
- Blood pressure – high
- Blood pressure – low
- Blood tests
- Blood transfusion