A new "brain cap" sounds futuristic, but the device will allow patients who have lost motion the ability to transform their thoughts into motion. Soon they can use the device to control computers, digital avatars, motorized wheelchairs and robotic prosthetic limbs.

A disease may not affect all populations in an equal manner. A recent study shows that Spanish patients with a rare genetic metabolic disease do not necessarily exhibit the same symptoms as those in other European countries.