The majority of Americans would not advise their family members to join the military, according to a Defense Priorities/YouGov poll released on Thursday. Only 37% of respondents would encourage their family to serve in the military, while 63% would not, according to the poll. Several branches of the military have been plagued with recruiting and retention problems in recent years as the Pentagon continues to look for solutions. Of those who would not encourage their family members to join the military, 57% said they felt that way because it is “too dangerous,” according to the poll. Approximat…