“The lowering phase of leg exercises such as squats and lunges (the eccentric contraction) is the period when strength gains typically will occur. This is often referred to as a ‘negative’ load because although you are not ‘pushing’ weight, your muscle fibers are still contracting,” says Dolgan. “Many people make the mistake of moving through the eccentric phase too quickly. The maximum speed you should lower your body is 4 seconds from standing to full bend.”
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Get strong, sexy legs fast with these 30 tips and tricks to tone your lower body.
30 Tips to Get Lean, Strong Legs Faster