New perk: Easily find new routes and hidden gems, upcoming running events, and more near you. Your weekly Local Running Newsletter has everything you need to lace up! Subscribe today. The human body ...

For example, your elbow joint has two muscles that move your forearm up or down. These are the biceps on the front of the upper arm and the triceps on the back of the upper arm: to raise the forearm, ...

The bicep curl is a classic move worthy of your arm day routine. Most people believe the bicep curl is an effective way to ...

Muscles are attached to bones by tendons. Muscles contract to move our bones by pulling on them. However, muscles can only pull; they cannot push. This is why they usually work a joint in pairs. One ...

NO ARM DAY WORKOUT is complete without a solid biceps pump. The big arm muscles are one of the most popular points of focus for mass-obsessed gym bros, and for good reason. The biceps take up a prime ...

Possible causes of pain in the middle of the biceps include muscle strain, bruising, and more. In rare cases, it can be due to a heart attack. Treatments will depend on the cause. The biceps is the ...

We talk a LOT about topics such as functional fitness, hybrid training, full body strength splits, CrossFit, and HYROX. But let’s talk plainly: sometimes all we want from our time in the gym is a good ...