Miranda and Blake On People's Cover

"We won't go more than two weeks without seeing each other," says Lambert, 28, in PEOPLE's new issue.

But sometimes, not seeing each other works wonders too. If they spend too much time together, says Shelton, 36, "we'll kill each other!"

Despite their busy schedules, which Lambert has said meant they've spent only about 150 days together since they exchanged vows under an arch of antlers in her native Texas in May 2011, the couple has recently been able to hunker down in their rented home in Hollywood (where Shelton tapes The Voice).