Most people know how important pectorals are to the front of their body. They would never slack on chest day, or just not include one in their routine at all. But few people realize how important traps are, and if they do, they tend to focus only on the upper portion that's visible in the mirror from the front.

Skinny guys with high metabolisms can bulk up their chest muscles with the right combination of diet and exercise.

Getting rid of the saggy skin around your arms can give your upper body a much more defined look. Toned arms allow you to wear summer clothing, including swimsuits, tanks and sundresses, with confidence. To tone your arms, you need to burn fat and build muscle.

Push-ups already build the pecs and tighten the core, but how can you make them even better? It's all in the technique.

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Physical exercise, along with emotional arousal and other stresses on the body, is often associated with increased skin coloration in light-skinned people. In most contexts, working out is associated with being "red in the face," especially when short, intense bursts of activity are involved.

When discussing traps that are too big, the upper traps are generally the part of the muscle of interest. Large traps can give your upper back and shoulders a rounded appearance and, while this may be a fitness goal for some, it can be a hindrance to others.

A direct hit to your muscle or bone can cause a bruise, which is bleeding underneath the skin due to tissue damage and broken blood vessels. This can result in mild, moderate or even severe pain that prevents normal movement of the affected muscle. Initial treatment consists of rest, ice, compression and elevation.

Pullups and dips are complimentary upper-body strength-training exercises. They work opposing body parts, which means that if you do them in the same workout, pull-ups and dips hit all the major muscles of your upper body. How often you do these two exercises depends on your program design and intensity.

The bench press is an exercise performed to strengthen the muscles of the chest, arms and shoulders. It can also lead to injury or pain over time. The pain can be the result of improper form, excessive and repetitive use or lifting too much weight.

If you walk into a gym or health club, you'll see a number of different floor surfaces: concrete, hardwood, mats and tile are just some of the common types. However, many would-be athletes work out on carpet for the simple reason that it's what's covering the floor at home.

Isometric exercises are performed when the muscle length remains the same for the whole duration. Isometric exercises are beneficial because they do not add a lot of stress to your joints. They are great for use in rehabilitation and for increasing your strength.