Wear properly fitting shoes
Break in new shoes gradually
Use blister-prevention socks
Keep feet dry
Apply anti-chafe balm or petroleum jelly
Use moleskin or blister pads on hot spots
Tighten laces to reduce slipping
Change socks if they get wet
Wear moisture-wicking socks
Choose shoes with a smooth interior
Trim toenails regularly
Use foot powder to reduce moisture
Tape areas prone to blisters
Stop and adjust shoes at the first sign of rubbing