What are the signs of a period coming?

How to Recognize When Your Period Is About to Start

For many people, the arrival of menstruation isn’t sudden—there are clear signs that it’s just around the corner. While every cycle is different, most experience a pattern of physical and emotional cues in the days leading up to their period.

Abdominal cramps are often one of the first noticeable symptoms. These aches, known as primary dysmenorrhea, happen as the uterus prepares to shed its lining. They can range from mild to intense, usually settling in the lower abdomen or radiating to the lower back.

Hormonal shifts also trigger tender or swollen breasts, which many notice a few days before bleeding starts. Similarly, breakouts—especially along the jawline and chin—are linked to rising androgens just before menstruation. It’s not just skin deep: fatigue often creeps in, making you feel unusually drained even with adequate rest.

Bloating is another common complaint, caused by water retention due to hormonal fluctuations. This can lead to a fuller feeling in the abdomen and tighter-fitting clothes. Digestive changes are also typical—some people experience constipation or diarrhea as prostaglandins, chemicals released during menstruation, affect the intestines.

Many also deal with headaches, sometimes even migraines, tied to drops in estrogen levels. And let’s not forget mood swings—irritability, anxiety, or sudden sadness. These emotional shifts are a hallmark of premenstrual syndrome (PMS) and can begin a week or more before bleeding begins.

While these symptoms are common, their intensity varies. Some sail through with minimal discomfort, while others feel the full wave. Understanding your body’s rhythm helps make these monthly shifts less disruptive—and more manageable.