Adderall, known as amphetamine dextroamphetamine, and approved by the U.S. Food and Drug Administration for the treatment of attention deficit hyperactivity disorder, was originally developed and marketed as a weight-loss drug.

Phentermine and phentermine hydrochloride are the technically correct names for a very popular type of prescription diet pill, one that has been around since the late 1950s. Medical research studies of this drug show that it is both safe and effective when used according to a doctor's instructions.

People sometimes wrap an abdominal sweatband around their stomach in the hope of burning abdominal fat and flattening their tummy. There isn't any scientific evidence to support this practice, however, and it can have some adverse effects, so it isn't recommended.

In a desperate bid to lose weight, some people turn to habitual laxative use in the mistaken belief that it will allow them to eat whatever they want without absorbing the calories.

While there are many over-the-counter weight-loss pills, none has been properly studied. Prescription weight-loss drugs provide a safer option with potential side effects that can be mitigated with proper guidance from your doctor.

Conjugated linoleic acid, commonly known as CLA, has a reputation for helping people to lose weight. However, as is the case with many supplements, the actual effectiveness of CLA is a bit of a mystery.

Amphetamines are classified as a stimulant and function as an appetite suppressant in diet pills. The term "amphetamines" typically refers to the different types, such as amphetamine, dextroamphetamine and methamphetamine, states the U.S. Drug Enforcement Administration.

Transient feelings of disappointment, grief and sadness are not medical conditions, but inevitable parts of the human experience. However, when these emotions are severe, long-lasting or interfere with daily functioning, they may be signs of depression, a serious mental health disorder.

You may consider taking diet pills during your pregnancy if you are concerned about weight gain. The risks and side effects of diet pills are not worth the potential harm to you and your unborn baby, however.

Hundreds of different appetite-suppressant pills are available on the market to help people who are having a hard time curbing their appetite.

Adipex (also known as phentermine) is a powerful medication that is often used for weight loss. Adipex is only legally available with a prescription and can be rather expensive to purchase in a drug store or other pharmacy. As a result, many people choose to purchase this medication online.

Hydroxycut is an over-the-counter weight loss aid that claims to curb your appetite and speed up your metabolism. In 2009 the U.S. Food and Drug Administration (FDA) ordered a recall of 14 different Hydroxycut products because they were associated with a number of serious liver complications.