The Twilune blog
Every article is written in plain words and checked against medical and research sources, listed at the end of each post. General information, never a diagnosis.
Cycle and phases
Why period predictions are ranges, not datesCycle length varies from month to month, even in regular cycles. Why period predictions work best as a range, and when irregular periods need a doctor.Cycle and phases
Why you feel different in your luteal phaseWhy mood can dip in the luteal phase, what research does and does not show, what helps, and when it may be more than PMS.Cycle and phases
The four phases of the menstrual cycle, in plain wordsThe four phases of the menstrual cycle, what hormones usually do in each, and how each can feel, without the myths about a fixed day-by-day script.Cycle and phases
Cycle syncing: what the evidence saysAn honest look at cycle syncing for workouts, food and work: what research supports, what is marketing, and how to use your own patterns instead.PMS and moods
PMS or PMDD? How to tell the differencePMS and PMDD share symptoms, but PMDD is more severe and disrupts daily life. Learn the signs, how it is assessed, and what to bring to a doctor.PMS and moods
PMS mood swings: what actually helpsWhat can help PMS irritability, low mood and anxiety: exercise, sleep, CBT-style skills, tracking, and when to talk to a doctor. Evidence sorted by strength.PMS and moods
How to support your partner during PMSA guide for partners: what PMS can feel like, what helps, what to avoid saying, how to ask, and how not to take it personally without dismissing it.Calm and self-care
Physiological sigh, box breathing and 4-7-8: which one when?Three breathing techniques step by step, which to try for a fast reset, steady focus or winding down, and what research actually shows.Calm and self-care
5-4-3-2-1 grounding: how it works and when to use itThe 5-4-3-2-1 grounding technique step by step: what to notice with each sense, why it can ease anxiety, easy variations, and when to get more help.Meet your inner seasons
Predictions you can trust, a forecast for how today might feel, and calm in two minutes. No account, and your logs never leave your phone.
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