before his heart attack and had been “asymptomatic” up until the day after his training. Dr. Sander viewed Bill’s physical activity during fire training as significantly higher than his usual physical activity during work. He testified there was a continuity of symptoms from the time that Bill left the fire training school until he had his heart attack and that he did not see any significance in the period of time from when he left the training to when he had his heart attack. Essentially, New Hampshire Insurance is asking us to presume that its expert’s theory is reliable in order to determine that Peggy Allison’s expert’s theory is unreliable. Conflicting theories between experts, however, do not automatically render one unreliable. See Thota v. Young, 366 S.W.3d 678, 695 (Tex.2012) (<HOLDING>). The trial court could rely on Dr. Sander’s
recognizing the conflict holding conflict between experts theories is matter to be resolved by jury recognizing conflict between circuits recognizing possible conflict between the cases recognizing conflict