Here is the [study] (https://www.sciencedirect.com/science/article/pii/S240545772400038X) (N=1.8 million)
Conclusions
This MR study demonstrated no significant causal relationships between red/processed meat intake and the risk of the four CVD outcomes examined. Further investigation is warranted to confirm these findings.
Coverage of this on Epoch Times
Here is an older study (N=29 682) that claimed to have found correlation between redmeat and heart diseases.
Are you able to confirm that it wasn't just caloric count? A large steak, for example, is pretty high in calories, and you may not know how many calories you're really eating, especially with oil or butter added.
Often when we take greater attention to our diets (such as taking the time to cut things out), we start making better choices about what and how much we eat.
That alone could easily have improved all other listed conditions like resting heart rate and inflammation.