It gives us a three and a half year warning of when Jesus will return, but we pretty much have to go through a version of "hell on earth" first. Now is the time to seek the Lord, because our lives could end at any moment. Thanks for your question, @cryptosteem. What so you believe about Jesus?
RE: 50 Days to Understanding the End-Times More Accurately -BONUS- A Biblical, New Testament Understanding of Tribulation