Headaches after a run should not happen. If you get a headache after exercising, your doctor needs to know what is happening so he can run different diagnostic tests and rule out different conditions. This is not the time to think, “It’s just a headache. Medication is all I need.

Whether you are looking to lose weight, boost your cardiovascular health or build muscle, exercise is indispensable. However, for exercise to be truly effective it needs to be an activity you enjoy and one that you can make a permanent part of your lifestyle.

When the interior of your shoes wears out before the exterior, extend the life of the shoes by replacing the insole. Another benefit to replacing an insole is that it will ensure maximum comfort, since the cushioning of an insole plays a key role in how comfortable a shoe feels.

Running to tone your body is very possible if you change your routine often. Training over the same neighborhood path or using the same program on your treadmill enables your muscles to adapt. When muscles adapt and are no longer challenged, they do not grow, appearing stagnant.

Injuries that can cause calf muscle cramps and foot numbness while running include chronic exertional compartment syndrome and deep vein thrombosis. Poor conditioning, obesity and muscle tightness can increase your risk of experiencing an injury along with muscle cramps and foot numbness.

Runners commonly complain about developing blisters on their feet, particularly on the toes, soles, insides and heels of the feet. Blisters are liquid-filled bumps that develop when the combination of heat, friction and sweat repeatedly irritate the surface of the skin.

Running and tennis are both sports that depend heavily on use of the feet, but the way the feet are used in each sport is significantly different. Having appropriate footwear specific to each sport is critical.

For individuals who want to progress past 5k runs, an 8k run is a good distance to work toward. An 8k run equals five miles and requires runners to develop endurance, strength and stamina. Training for an 8k is similar to training for a 10k. You need to involve longer runs, speed runs and maintain healthy nutrition.

Over the same distance, running requires more work, uses more energy and burns more calories than cycling. Running and cycling at approximately the same level of intensity for the same period of time, however, may help you to burn about the same amount of calories.

You can chalk up a wide range of health benefits to regular exercise like distance running, and one key measure of those benefits is your resting heart rate, or pulse.

In the 1960s, an Olympic athlete named Dick Fosbury made history with the "Fosbury Flop." Fosbury sprinted to the bar, turned his back and was the first to perform the high jump headfirst. Fosbury won the gold medal in the 1968 Olympics and forever changed the high jump.

A rash between the legs, also known as chafing, occurs when your skin, damp with sweat, rubs against other skin or your clothing. It may also occur as a result of sweat and dirt becoming trapped in your skin.