For the past four years, Karen Munoz has been helping lawyers help themselves.The 37-year-old Dolan Law partner is a certified yoga instructor who teaches quarterly free yoga classes for the Illinois Lawyers’ Assistance Program, a nonprofit organization that helps judges, lawyers, law students and their families with mental health issues.Munoz’s involvement with LAP is a natural outgrowth. Before she became a lawyer, she wanted to be a psychologist so she could help people. At Dolan Law, she helps clients like …