The causes of plantar fasciitis are not entirely clear. Risk factors include overuse such as from long periods of standing, an increase in exercise, and obesity. It is also associated with inward rolling of the foot and a lifestyle that involves little exercise.
The Samsung Galaxy S4 is an Android smartphone produced by Samsung Electronics and was first shown publicly on March 14, 2013 at Samsung Mobile Unpacked in New York City.
The Oppo R7 Plus runs on Android OS, v5.1 (Lollipop) and is powered by Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53 processor with 3GB RAM. It has a 6.0-inch, 1080 x 1920 pixel display. The Oppo R7 Plus also comes with a 13.0-megapixel camera that is able to record videos at 1080p.