What is the plantar in fasciitis?

Sole of the foot: Plantar meaning " pertaining to sole of the foot". Fascia meaning "band of connective tissue". "itis" meaning "inflammation of".

Heel pain: It is possible to get an itis (inflammation) of any fascia and have fasciitis. When it affects the fascia along the bottom of you foot, it is called plantar fasciitis, as dr. Laha said. Plantar fasciitis typically causes pain on the bottom of your heel.

Inflammation. : Plantar fasciitis is inflammation in the thick, fibrous band of tissue that helps support the arch of your foot. This can occur because of poor shoegear (unsupportive flats, heels, flips flops, old canvas shoes), an increase in activity (training for an athletic event), or an increase in weight or other stress to your feet. See your podiatrist for treatment options.

Plantar is location: Plantar is a direction. It means the bottom of the foot. The opposite is dorsal which refers to the top of the foot. Plantar fasciitis just means inflammation of the fascia on the bottom of the foot. Similarily a plantar wart is simply a wart on the bottom of the foot.