5 doctors weighed in:

What are the benefits of interval training when exercising?

5 doctors weighed in
Dr. David Trettin
Orthopedic Surgery
4 doctors agree

In brief: Increase speed

For a runner , intervals help to increase speed as well as indurance.
They are especially helpful when training for a race such as a 5 or 10 K 's or even longer runs/ races.

In brief: Increase speed

For a runner , intervals help to increase speed as well as indurance.
They are especially helpful when training for a race such as a 5 or 10 K 's or even longer runs/ races.
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