Shares of Boeing were up $7.45, or 2.4%, equating to a more than 50-point gain for the price-weighted Dow . A $1 move in any one of the Dow's 30 components translates to a 6.83-point swing in the average.
For most patients, post concussion symptoms go away within a few days to several weeks after the original injury occurs.[In others, symptoms may remain for three to six months.In a small percentage of patients, symptoms may persist for years or may be permanent.
A Univ. of Nev. How long a cluster headache lasts varies widely from person to person. Some people may experience several cluster headaches in the course of a day, lasting 15 minutes to 180 minutes. Or they may experience one cluster headache every other day, lasting 180 minutes, or anything in between that. Helpful?