One of the most important things to maintain on a mountain bike, or any bike, is the drivetrain. This includes the shifters, chain, front and rear derailleur, the cassette and crankset. All of these parts work together to form your bike's engine.

Hiking is typically a healthy activity that burns roughly 223 calories in 30 minutes if you weigh 155 pounds. But like any other form of exercise, it’s not 100 percent risk-free. You can injure your ankle in a variety of ways, causing it to swell. Hiking may also exacerbate an underlying ankle problem.

Fish, including sardines and tuna, is a healthy food that provides you with omega-3 fatty acids and other beneficial nutrients. The American Heart Association recommends that you consume at least two 3.5 oz. servings of fish per week.

Boredom may send the most devoted fitness enthusiast straight to burn out. Altering your exercise program to consist of activities such as rollerblading can keep you engaged in your exercise program.

Swimming with a life jacket is ideal for those learning how to swim or individuals swimming in lakes, oceans and rivers, since swimming in these areas can be more dangerous than swimming in a pool. A life jacket can protect you from waves and rapid currents as well as keep you safe if you become fatigued.

If you get tired faster in high altitudes, it could come simply from having less oxygen to breathe; or, you may be experiencing altitude sickness, which is also known as acute mountain sickness.

The number of calories burned in an hour of dancing varies from one person to the next. What you’re burning during your dance is often much different than your partner. This is largely due to your body composition. The larger you are, the more calories you tend to expend during any physical activity.

In the 1950s and 1960s, activities such as horseback trail riding, skiing, snowmobiling and taking a day hike were among some of the popular choices among outdoor enthusiasts. While these are still enjoyed, people have been leaning toward less vigorous physical activities since that time, according to H.

The design concept for the bicycle dates back to the time of DaVinci, however, it was another 150 years before an early version was manufactured. This human-powered vehicle was bulky and more carriage-like than the modern bicycle. In early 1800's Germany, a wooden two-wheeled bicycle appeared.

If you’re at high risk for coronary disease or a heart attack, you may find that eating fish can improve your heart health. Unlike red meat that is chock full of cholesterol and saturated fat, fish typically contains a high amount of omega-3 fatty acids, which can help lower your bad cholesterol levels.

You may not ever qualify as a contest on "So You Think You Can Dance", but if you let your inner dancing diva out to play, you can burn some serious calories. Dance is an excellent form of aerobic conditioning and enjoyable enough for some people that they don't consider it exercise.

Golf is mostly a solitary game of you and a ball against the elements, but there are some games you can play within the sport to make it more interesting. Some games can be competitive, others can be about socializing, and both can be a great way to improve your skills while having some fun.