Health

How to strengthen your core

When you're starting or recharging a running program, you may be tempted to focus only on leg strength. But there's another major group of muscles that's just as important to your overall strength, endurance and power—your ...

Health

Ready to run: Tips on choosing the right running shoes

Congratulations on setting a goal to run a long-distance race. You've just joined a group of more than 60 million people in the U.S. who participate in organized runs and races. Running doesn't require much gear, but well-fitting, ...

Medical research

New insights into how feet work when people walk

Though most people are born with two feet, and use them throughout their lives, feet function in complex ways that are not completely understood by scientists. Researchers have many open questions and unproven assumptions ...

Diseases, Conditions, Syndromes

Hand, foot and mouth disease in kids

Hand, foot and mouth disease, most commonly caused by a coxsackievirus, is a highly contagious childhood illness. The virus can be spread through respiratory droplets, person-to-person contact and touching a contaminated ...

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