Spanish: habitational name from places in Burgos or Lugo (Galicia) named Rojas, from a derivative of rojo âredâ. Source: Dictionary of American Family Names Â©2013, Oxford University Press.
You should drink two cups of water about two hours before you exercise. Dear Lifehacker, I've heard you need eight glasses of water every day, but I've also heard that it might be more or less. Some say too much water is bad, and many more say too little is bad.
Minimum Amount. The old rule of thumb is to drink eight 8-ounce glasses of water each day, which is 64 ounces. But depending on your gender and activity level, that probably isnât enough.