Blisters are lesions of the feet that are filled with pockets of fluid, caused by rubbing, friction, or burns.
Blisters form as a defence mechanism to protect skin from further damage and aid healing.
Friction- From foot deformities, or wrinkling socks against skin.
Rubbing- Potentially from ill fitting footwear
Drug Reaction- Blisters can develop as a reaction to certain drugs
Infection- Blisters can occur as a symptom of some infectious conditions for example, chicken pox or shingles
If the blister is still intact and has not popped:
If blister has popped:
Blister prevention is essential in maintaining foot health: