Tue May 14, 2013 Shots - Health News  Feds Push For Lower
Alcohol Limits For Drivers  Originally published on Wed May 15,
2013 1:07 pm  A car driven by a 19-year-old man crashed into a
tree in Bates Township, Mich., in April. The Iron County
Sheriff's Department said investigators believed the driver, who
survived the crash, was drunk and speeding. Credit AP  To curb
drunken driving, the federal National Transportation Safety
Board has voted to recommend that states tighten the legal limit
for drivers' blood alcohol.  The threshold now for drunken
driving is a blood alcohol concentration of 0.08. (The BAC
equals alcohol divided by the volume of blood it's in.)  The
NTSB would push for it to be lowered to 0.05, in line with the
limits in countries such as Denmark, the Philippines and
Switzerland.  How many drinks would it take to run afoul of the
new limit? The answer depends on weight, gender and how long a
person has been drinking.  A man weighing 180 pounds who drank
three beers in an hour would have a BAC