iOS 7.0.2-Discomfort - Possible ways to mitigate. For those susceptible to motion sickness:
Settings > General > Accessibility > Reduce Motion (on)
Avoid putting Applications you launch frequently in folders in order to reduce animation.
For those with poor vision :
Settings > General > Accessibility > Larger Type
Settings > General > Accessibility > Bold Text
For those with sensitive eyes :
Settings > General > Accessibility > Increase Contrast (adjust as necessary)
Settings > Wallpapers & Background > Brightness
Settings > Wallpapers & Background > Choose Wallpaper (perhaps something plain and dark)
For those with Macular Degeneration:
Settings > General > Accessibility > Invert Colors (on)