Your seven biorhythm cycles run quietly underneath your life. From the body all the way up to intuition. Each rises and falls on its own schedule from the moment you were born. This free biorhythm calculator maps them so you can stop fighting your own waves.
From the moment you were born, seven cycles started running. Each on its own clock, each running uninterrupted. They never align by accident. Knowing where you are on each one changes how you plan everything.
Your body's baseline. The energy behind workouts, late nights, and hard things. When it's high, lift heavy. When it's low, rest.
The rhythm of your feeling life. How easily you connect, how open your heart is, how much moves through you.
How sharply you think and how clean your decisions cut. High? Sign the deal, write the doc, take the test. Low? Don't.
The slowest, deepest wave. How connected you feel to something larger: purpose, presence, your own quiet center.
How fully you notice what's happening, in the room, in your body, in your thoughts. Low days drift; high days arrive.
The eye and ear. How acutely you notice form, sound, line, color . The right days to make things, design things, choose things.
The wordless yes-no in your body. When this wave is up, trust your gut without explanation, even when the data hasn't caught up.
Every morning, a one-line read of where all seven cycles are sitting, and the one move that matches.
Each cycle traces a clean sine wave from your birthday to forever. Where they intersect the zero line is a "critical day" . Your body shifts gears. Above zero you're charged; below, you're recharging.
The art isn't predicting the future. It's reading where you already are, then deciding which rhythm to fight, which to ride, and which to rest into.
Big calls, hard workouts, real conversations, creative pushes: each has a right rhythm to ride. Here's how readers actually use their cycles.
Your peak windows are visible 30 days out. Stack hard launches, big talks, and important meetings inside them.
Pin your hardest thinking to the upper half of your mental wave. Save shallow work for the dip.
Schedule PRs on physical-peak days. Schedule mobility & recovery on physical-low days.
Have the conversation when your emotional cycle is high. Postpone if you're below zero. It never goes well.
The days a cycle crosses zero. Your body shifts gears. Be gentle, don't sign big things, don't drive distracted.
Not a horoscope. Not a vibe. A specific, plain-English recommendation drawn from where you actually are on your three cycles today, and which hours inside the day are most leveraged.
Date is all we need. Time and location are optional and improve accuracy on critical-day hours.
Physical (23d) · Emotional (28d) · Intellectual (33d) · Intuition (38d) · Aesthetic (43d) · Awareness (48d) · Spiritual (53d).
Your reading lands in your inbox or app each morning, with the one instruction worth following today.
I scheduled our investor pitch on a mental-peak day. I have no idea if it helped on the cosmic level. I do know I sounded like the smartest version of myself.
I'd been training through pain for months. Tracking my physical cycle showed me I was lifting heavy on every dip. Switched it. PRs came back in 6 weeks.
The emotional-low day note saved my marriage. "Don't bring it up today." I waited 48 hours. Then we actually heard each other.