A new ultrasound technology developed by Â鶹Ãâ·Ñ°æÏÂÔØresearchers and used by Â鶹Ãâ·Ñ°æÏÂÔØBoulder football, track and field, and basketball players, enables athletes to painlessly measure how nourished or depleted their muscles are, real-time, in 15 seconds.