symptom-guides

Luteal Phase Symptoms: What's Normal and What to Track

Bloating, mood shifts, and breast tenderness are hormonally driven luteal phase symptoms. Learn what's normal, what to log, and when to seek evaluation.

What the Luteal Phase Actually Is The menstrual cycle has two main phases divided by ovulation. The first half, the follicular phase, runs from the first day of your period until you ovulate. The second half, the luteal phase, runs from ovulation until your next period begins. During the luteal phase, the follicle that released the egg transforms into a temporary structure called the corpus luteum, which secretes progesterone. This hormone prepares the uterine lining to receive a fertilized egg. If conception does not occur, the corpus luteum breaks down roughly 10 to 16 days after ovulation. Progesterone drops, the uterine lining sheds, and your period begins. Everything that happens in the luteal phase, symptom wise, traces back to progesterone. This guide is for educational purposes only and is not a substitute for medical advice. Common Luteal Phase Symptoms and Why They Happen Bloating and Water Retention Progesterone causes the body to retain sodium, which pulls water into tissues. The result is a familiar puffiness that tends to peak in the days just before menstruation. This is not fat gain. It is fluid, and it resolves quickly once menstruation begins and progesterone drop