For the span of its existence, the sport of football has had a love-hate relationship with with the public. It can be a dangerous game, requiring players from Pop Warner to the pros to put their bodies on the line for the good of the team. But it's also a perennial favorite for fans and players alike.

You often don't know what to expect when you dip your toe into a new pool. It can feel like anything from ice water to bath water, and anywhere in between. Competitive pools, on the other hand, have strict rules regarding their temperature.

Boxing is an intense sport that creates substantial aerobic exercise and stress on the body. With each punch or other movement in boxing, you place demand on your muscles, especially in your arms and hands. As a result, you may notice that your hands are shaking following a match or a training session.

One of the most impressive parts of basketball is watching a player’s hang time. Not only do you want to see who can hang in the air the longest, but you also want to know how to get that long hang time. When you understand the science behind hang times, you can figure out how to increase your own.

Spend a day at the pool or an hour swimming laps and you feel spent. Water-related tiredness often occurs after a water workout or time passed splashing away in the summer sun. Many reasons exist as to why the body experiences weariness after swimming, everything from aerobic fatigue to water temperature.

Children should play soccer solely for exercise and fun at young ages. Once they reach about 9 or 10 years old, they can begin to focus on the technical aspects of the game. Soccer drills help children improve their soccer skills and can help catapult players into higher levels of play as they mature.

A burst or perforated eardrum may occur following an infection, injury or explosion and can cause temporary hearing loss, nausea and discharge. Most perforations heal in two to three weeks without treatment, but some may linger for longer periods or require surgical correction.

Skillful dribbling enables you to control a soccer ball’s movement so as to maintain the advantage over an opponent. The skill is used to do several things in a game, including outmaneuvering a defender, handling a ball in a tight space or moving forward at top speed on an open field.

Gymnastics is an intensive activity that requires strength, flexibility, agility and balance. To successfully prepare for competitive or recreational gymnastics, create a training program that develops the necessary physical attributes in a way that complements the activity.

A torn ACL is tearing the anterior cruciate ligament, the piece of tissue that connects your femur bone to the tibia bone. Treatment may involve surgery to repair the tear, after which rehabilitation through physical therapy may be recommended.

Your skin is the barrier between your body and the outside world. It is subject to attack by bacteria, irritants and parasites as well as fungal infections and viruses. Internal conditions, particularly autoimmune diseases, can affect the skin as well. According to the "Cecil Textbook of Medicine,"

If you hook the ball regularly, you probably have a large tab for new golf balls. Hooks are big benders that take a sharp detour to the left if you are a right-handed player.