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  2. Heart rate variability - Wikipedia

    en.wikipedia.org/wiki/Heart_rate_variability

    Heart rate variability visualized with R-R interval changes Electrocardiogram (ECG) recording of a canine heart that illustrates beat-to-beat variability in RR interval (top) and heart rate (bottom). Heart rate variability (HRV) is the physiological phenomenon of variation in the time interval between heartbeats. It is measured by the ...

  3. Interbeat interval - Wikipedia

    en.wikipedia.org/wiki/Interbeat_interval

    Interbeat interval is abbreviated "IBI" and is sometimes written with a hyphen, "inter-beat interval". It is also sometimes referred to as a "beat-to-beat" interval. IBI is generally measured in units of milliseconds. In normal heart function, each IBI value varies from beat to beat. This natural variation is known as heart rate variability ...

  4. Beat (music) - Wikipedia

    en.wikipedia.org/wiki/Beat_(music)

    A back beat, or backbeat, is a syncopated accentuation on the "off" beat. In a simple 4 4 rhythm these are beats 2 and 4. [13] "A big part of R&B's attraction had to do with the stompin' backbeats that make it so eminently danceable," according to the Encyclopedia of Percussion. [14]

  5. R. Kelly - Wikipedia

    en.wikipedia.org/wiki/R._Kelly

    Robert Sylvester Kelly (born January 8, 1967) is an American former singer, songwriter, and record producer. He is credited with prolific commercial success in R&B, hip hop, and pop music recordings, earning nicknames such as "the King of R&B", "the King of Pop-Soul", [4] [5] and "the Pied Piper of R&B". [6]

  6. PR interval - Wikipedia

    en.wikipedia.org/wiki/PR_interval

    Schematic representation of a normal sinus rhythm EKG wave. In electrocardiography, the PR interval is the period, measured in milliseconds, that extends from the beginning of the P wave (the onset of atrial depolarization) until the beginning of the QRS complex (the onset of ventricular depolarization); it is normally between 120 and 200 ms in duration.

  7. What Exactly is Your Full Retirement Age and How Does it ...

    www.aol.com/exactly-full-retirement-age-does...

    If you were born in this year. This is your FRA. 1943 - 1954. 66. 1955. 66 and 2 months. 1956. 66 and 4 months. 1957. 66 and 6 months. 1958. 66 and 8 months. 1959. 66 and 10 months

  8. C.R.E.A.M. - Wikipedia

    en.wikipedia.org/wiki/C.R.E.A.M.

    That beat is old. That was probably like a '89 beat. RZA had it that long because he had a bunch of breaks. He had all kind of things and he was making beats back then, but we was just picking and that beat happened to always sit around and I would be like, 'I want that beat, so don't give that beat to nobody.' And he kept his word and let me ...

  9. Playoff format - Wikipedia

    en.wikipedia.org/wiki/Playoff_format

    An amendment to the UAAP rules in 2008 gave the undefeated team (the team that won all preliminary round games) a bye up to the finals, possessing an automatic 1–0 lead in a best-of-five series, or a beat three-times-to-beat advantage. The "twice-to-beat advantage" was adopted by the Philippine NCAA in 2009 for the undefeated team that had a ...