Heart disease is one of the trivial issues regarding health problem over the last few decades in
India. Various techniques and approaches have been adapted with still-ongoing modifications and
researches to monitor and analyze ECG signals on a beat-to-beat basis. Majority of research revolves
around arrhythmia classification, heart rate monitoring and blood pressure measurements which require
highly accurate assessments of rhythm disorders, so accurate QRS detection methods in particular
efficient R peak detectionis very important to be utilized. There have been proposed many approaches or
methods of R peak detection to analyzethe ECG signals in past few years. Most recent and efficient
techniques of R peak detection have been reviewed in this paper.