Hot flashes at night during perimenopause

Perimenopause is the transition before menopause, when ovarian hormone patterns become less predictable. Hot flashes at night may arrive with sweating, chills, palpitations, or an abrupt awakening. Periods may become irregular, heavier, or occasionally missed; mood changes, lower sex drive, and tiredness can occur as well.

A night flash is a presentation of perimenopause, but it does not prove that every symptom has the same cause. Pregnancy, medicines, thyroid disorders, infection, and other health issues may overlap with this stage. The combination of symptoms and their timing helps a clinician decide what to assess.

Try a cooler bedroom, breathable layers, lighter bedding, and water beside the bed. Record hot flashes with period dates, heavy bleeding, missed periods, mood changes, sleep quality, and possible triggers. This record can reveal patterns that are hard to remember during an appointment.

If symptoms interfere with rest, relationships, or work, arrange a review. Treatment depends on your symptoms, pregnancy needs, medical history, and preferences. Support may address hot flushes, sleep, mood, or bleeding rather than treating every change as one problem.

Seek medical advice for bleeding that is unusually heavy, bleeding between periods, bleeding after sex, or a missed period with possible pregnancy. Arrange a review for persistent night sweats, fever, unexplained weight loss, severe palpitations, chest pain, fainting, or breathing difficulty. Urgent symptoms should be assessed promptly regardless of whether perimenopause is also present.

Ask whether your hot flashes and period changes fit perimenopause, whether pregnancy or another condition should be excluded, and how to manage heavy or irregular bleeding. Discuss which symptoms to track and what options could protect sleep and daily wellbeing.