is 16 day luteal phase normal?
Luteal phase length A normal luteal phase can last anywhere from 11 to 17 days. In most women , the luteal phase lasts 12 to 14 days. Your luteal phase is considered to be short if it lasts less than 10 days. In other words, you have a short luteal phase if you get your period 10 days or less after you ovulate.