KRUUSH | Perimenopause Hit. We Built the Manual.
Am I in Perimenopause? Free Symptom Checker with 72 Evidence-Backed Symptoms
If you are asking "am I in perimenopause," you are not alone. Approximately 2,000,000 women enter perimenopause every year in the United States alone, according to Yale School of Medicine. Most perimenopause symptom checklists you find online list 34 symptoms. The peer-reviewed research documents at least 72 distinct perimenopause symptoms across 12 body systems. KRUUSH built the most comprehensive perimenopause symptom checker available online, sourced from 8 peer-reviewed studies including Aras et al. 2025, which analyzed 147,501 symptom logs from 4,789 women.
The 12 Body Systems Affected by Perimenopause
Sleep (4 symptoms): Insomnia and difficulty falling asleep, waking at 3 to 4am unable to return to sleep, unrefreshing sleep and daytime fatigue, sleep disruption from night sweats. 40 to 60 percent of perimenopausal women develop clinically significant sleep problems (Sleep Foundation, SWAN Study).
Mood and Emotions (8 symptoms): Anxiety (new or worsening), depression, irritability and rage, mood swings, panic attacks, crying spells, loss of confidence and self-esteem changes, feeling overwhelmed by previously manageable tasks. Women are 2 to 3 times more likely to develop anxiety during perimenopause (BMC Women's Health meta-analysis).
Brain and Memory (5 symptoms): Brain fog and difficulty concentrating, memory lapses especially verbal memory, word-finding difficulty, dizziness, vertigo. 44 to 62 percent of women report cognitive difficulties during the menopause transition (SWAN Study, JAMA).
Temperature Regulation (4 symptoms): Hot flashes, night sweats, chills and cold flashes, temperature sensitivity changes. 83 percent of perimenopausal women experience hot flashes with a median duration of 7.4 years (SWAN Study, JAMA Internal Medicine 2015).
Pain and Muscles (7 symptoms): Joint pain and stiffness, muscle tension and aches, frozen shoulder, back pain, breast tenderness and swelling, headaches and migraines (new or worsening), increased injury susceptibility. 70 percent of perimenopausal women are affected by musculoskeletal syndrome of menopause (The Menopause Society).
Gut and Digestion (7 symptoms): Bloating, nausea, constipation, diarrhea, gas and flatulence, appetite changes, weight gain especially abdominal. The SWAN study found women more than doubled their rate of fat mass gain during the menopause transition (JCEM).
Skin, Hair, and Nails (8 symptoms): Dry skin, itchy skin, crawling skin sensation (formication), hair loss and thinning, brittle nails, skin texture and elasticity changes, adult acne, increased bruising. Women lose approximately 30 percent of collagen in the first 5 years of menopause (American Academy of Dermatology).
Heart and Circulation (5 symptoms): Heart palpitations, irregular heartbeat, racing heart, tingling and numbness in extremities, electric shock sensations. Palpitations are reported by up to 40 percent of perimenopausal women (Cleveland Clinic).
Intimacy and Sexual Health (8 symptoms): Low libido and decreased desire, vaginal dryness, painful intercourse (dyspareunia), arousal difficulty, orgasm changes, urinary urgency and frequency, stress incontinence, recurrent UTIs. 50 percent of midlife women report poor sexual wellbeing (Monash University, The Lancet 2025).
Periods and Cycles (5 symptoms): Irregular periods, heavy periods (menorrhagia), spotting between periods, shorter or longer cycles, worsening PMS symptoms. Menstrual irregularity is the hallmark clinical sign of the perimenopause transition (ACOG).
Mouth, Eyes, and Senses (6 symptoms): Burning mouth syndrome, metallic taste, gum problems and bleeding gums, dry eyes, changes in taste or smell, tinnitus (ringing in ears). These oral and sensory symptoms are among the most underdiagnosed perimenopause symptoms (Harvard Health).
The Ones Nobody Mentions (5 symptoms): New allergies and sensitivities, body odor changes, crushing fatigue and exhaustion, bone density concerns, electric shock sensations. These systemic symptoms are documented in the research but rarely appear on standard perimenopause checklists.
How the KRUUSH Perimenopause Symptom Checker Works
Check the perimenopause symptoms that sound like you across all 12 body systems. The KRUUSH symptom checker shows you how many symptoms you identified, which body systems are affected, and how your experience compares to published research. You can download a PDF summary to bring to your next doctor appointment. Women who bring organized symptom data to medical appointments report more productive conversations with their healthcare providers.
Research Sources
Every symptom in this perimenopause checklist is individually sourced from peer-reviewed research: Aras et al. 2025 (147,501 symptom logs from 4,789 women), The Lancet 2025, SWAN Study (Study of Women's Health Across the Nation), Johns Hopkins Medicine, Harvard Health, Cleveland Clinic, The Menopause Society, RAND Corporation, ACOG (American College of Obstetricians and Gynecologists), and the American Academy of Dermatology.
This is not a diagnosis tool and does not constitute medical advice. KRUUSH is a guide to help you have a more informed conversation with your healthcare provider about perimenopause symptoms. Always consult a qualified healthcare provider for medical decisions.
Visit KRUUSH