"Intense training" refers to a focused and demanding practice or exercise that requires a lot of effort and determination. It involves pushing oneself to the limit in order to improve skills or physical abilities. Full definition
Candidates must complete a one - year internship in small animal medicine and surgery, and then apply for a residency which will involve an additional three years of intense training in surgery. (vscot.com)
I suggest longer, lighter, but more intense training sessions to meet your needs. (popworkouts.com)
This will help you get faster results and have the energy needed for intense training. (fitnessandpower.com)