What’s your biorhythm got to do with it? Biorhythm theory states that from the second we are born, three wavy lines determine three of our human states: emotional, physical, and intellectual. Is Today Good allows you to review your biorhythm and discover how it could affect the outcome of your day.

Just enter your birthday to get in touch with your rhythm. Compare your biorhythm to a friend or to a celebrity. Human biorhythm is just a theory and not scientifically proven, which is worth keeping in mind.