help please

i swim 30 minutes free, interval no rests. then 30 second rest then another 30 minutes, interval, no rests. The training regimen you describe is often called "Long Slow Distance", or LSD for short. According to this article, LSD training results in, ... improved cardiovascular function, improved thermoregulatory function, improved mitochondrial energy production, increased oxidative capacity of skeletal muscle, and increased utilization of fat for fuel ... If you are interested in burning fat, and that's all you're interested in, the workouts you're doing are probably fine, just as they are. You noticed that "all the masters swimmers and swim teams take WAY more rests." That's because they are interested in building speed as well as burning fat. Taking more frequent rests allows you to swim at a higher intensities for shorter periods of time, which is better than LSD for building speed.

i swim 30 minutes free, interval no rests. then 30 second rest then another 30 minutes, interval, no rests. The training regimen you describe is often called "Long Slow Distance", or LSD for short. According to this article, LSD training results in, ... improved cardiovascular function, improved thermoregulatory function, improved mitochondrial energy production, increased oxidative capacity of skeletal muscle, and increased utilization of fat for fuel ... If you are interested in burning fat, and that's all you're interested in, the workouts you're doing are probably fine, just as they are. You noticed that "all the masters swimmers and swim teams take WAY more rests." That's because they are interested in building speed as well as burning fat. Taking more frequent rests allows you to swim at a higher intensities for shorter periods of time, which is better than LSD for building speed.