Excessive sweating is usually caused by overactive sweat glands. It can cause a lot of discomfort and embarrasment....leading to low morale and reduced confidence. It could also be a menopausal symptom. Night sweats are a very common problem as well. Excessive perspiration may also signal a more serious health problem.

Hyperhidrosis
Hyperhidrosis is actually a genetic condition that manifests excessive sweating in the hands, feet, scalp, under the arms, or face that is considered beyond the "normal" emotional or physiological state. It can also cause skin infections, and result in body odor. Hyperhidrosis affects more than 5 million people in America alone, and can effect people both functionally and socially throughout their daily activities.

Natural Treatment For Excessive Sweating
Excess perspiration can be cured very easily by either thoracic surgery or home remedies for excessive sweating. Treatments are readily available, and you must take into consideration your age, health, severity of the problem, and causes of the excessive sweating.
The problem can't be stopped unless some type of treatment is embarked on. Keep in mind too that most over-the-counter medications say that a side effect of their medication is reduction in sweating....so they are treating the symptoms and not the root cause of the hyperhidrosis.
Botox is another popular treatment to cure over active sweat glands. Originally used to lessen wrinkles around the eyes and face, many people observed that botox also reduced perspiration in the areas in which it was injected. So doctors started to use botox specifically to cure excessive sweating. Botox has a success rate of over 90%, however, it will only last for 6-9 months and it is quite expensive.
Conclusion
Excessive sweating causes vary from physiological to psychological. It is the result of overactive sweat glands and can be controlled with strong antiperspirants, home remedies for excessive sweating, or surgery. The home remedies are always the best place to start. They work with no side effects.