The choice between doing a maximum of 5 reps with heavy weight or doing more than 20
reps with light weight depends on your specific goals and preferences. Both approaches have
different effects on the body and can lead to different outcomes.
If your primary goal is to build strength and increase muscle mass, then doing a maximum of
5 reps with heavy weight is generally more effective. Heavy weightlifting with lower reps
challenges your muscles to lift near their maximum capacity, which stimulates the recruitment
of more muscle fibers and promotes strength gains. This approach is commonly associated
with strength training and can lead to improvements in power and overall muscle
development.
On the other hand, if your focus is on muscular endurance and toning, doing more than 20
reps with light weight may be more suitable. Higher rep ranges with lighter weights primarily
target the endurance capacity of your muscles. This approach can improve your ability to
sustain muscle contractions over an extended period and can result in increased muscle
endurance and definition.
It's important to note that both heavy weightlifting and light weight/high-rep training have
their benefits, and incorporating a variety of training methods into your routine can be
beneficial for overall fitness. Additionally, individual factors such as your current fitness level,
exercise experience, and any specific limitations or injuries should also be considered when
choosing the appropriate training approach.
Ultimately, the "better" option depends on your specific goals and what you enjoy and can
sustain in your fitness routine. Consulting with a qualified fitness professional can help you
design a training program that aligns with your goals and takes into account your individual
needs.