Leg Workouts: Toning Thighs and Strengthening Knees

Toning legs and strengthening the knees requires targeted movements like vastus medialis exercises and lying straight leg raises. Discover safe leg workouts for bad knees and learn which cardio machines are best for joint health.

How to Increase Hamstring Flexibility

Published Jul,08 2011 | By Rob Harris

Tight hamstrings don't just make the backs of your thighs ache after a long day sitting in the office -- they can also make your lower back hurt as the tight muscles pull your pelvis, putting strain on your lower back muscles.

While studying journalism in the Army and at the University of Missouri, Rob Harris developed a lifelong love of physical fitness and nutrition, contributing often to a dairy industry newsletter. He has also worked with and created blogs for several family businesses including a professional dog kennel and a flower shop, where he used his experience as an avid gardener to grow plants for sale.