So, this is what cyclists do. Lots and lots of low intensity miles, to facilitate those adaptations, so that over time they put out the same power but at a much lower energy cost.
Conversely, those seeking to maintain high cardiovascular fitness must cross-train with a variety of exercises, to maintain the load on the heart a lungs .
Oliver Zipse, who has long pushed for regulators to permit various technologies - including alternative fuels like e-fuels or biofuels and hydrogen fuel cell cars -
Right, but you’re smart enough to know it’s the right thing to do. Many aren’t , sadly.