Category: Updates

What does RG mean in bowling?

The USBC defines RG (radius of gyration) as: Measured in inches, radius of gyration is the distance from the axis of rotation at which the total mass of ...

Do dark spots go away?

Most dark spots will then fade on their own over time, but it may take a long time. Skin injury: As the wound heals, you may see a dark spot or patch. In...