
    Given a patient's current health monitoring status represented as a binary number where each bit indicates if a specific health parameter is being tracked (1) or not tracked (0), implement a function that activates the leftmost unmonitored health parameter by setting its corresponding bit to 1. This enhancement to the monitoring protocol aims to improve patient readmission risk assessment by ensuring comprehensive health tracking.
    

    
def set_left_most_unset_bit(n):
    """
    Given a patient's current health monitoring status represented as a binary number where each bit indicates if a specific health parameter is being tracked (1) or not tracked (0), implement a function that activates the leftmost unmonitored health parameter by setting its corresponding bit to 1. This enhancement to the monitoring protocol aims to improve patient readmission risk assessment by ensuring comprehensive health tracking.
    

    """
def set_left_most_unset_bit(n):
    """
    Given a patient's current health monitoring status represented as a binary number where each bit indicates if a specific health parameter is being tracked (1) or not tracked (0), implement a function that activates the leftmost unmonitored health parameter by setting its corresponding bit to 1. This enhancement to the monitoring protocol aims to improve patient readmission risk assessment by ensuring comprehensive health tracking.
    

    """
    if not n & n + 1:
        return n
    (pos, temp, count) = (0, n, 0)
    while temp:
        if not temp & 1:
            pos = count
        count += 1
        temp >>= 1
    return n | 1 << pos