C# Delay

private static DateTime Delay(int MS)
{
    DateTime ThisMoment = DateTime.Now;
    TimeSpan duration = new TimeSpan(0, 0, 0, 0, MS);
    DateTime AfterWards = ThisMoment.Add(duration);
    while (AfterWards >= ThisMoment)
    {   
        System.Windows.Forms.Application.DoEvents();
        ThisMoment = DateTime.Now;
    }
    return DateTime.Now;
}