So pills marketed today with lower hormonal levels may pose less risk than those sold 20 or more years ago, researchers say.

It has also been associated with altered hormonal levels, which may cause sexual side effects.

"Use caution, however, as joints (particularly knees) may be lax due to changing hormonal levels."

He also said that Pippig had experienced fluctuations in her hormonal levels related to the taking of birth control pills.

The only thing missing were some recipes to help keep hormonal levels up through diet.

"Have your hormonal levels been tested while it's strongest?"

However, hormonal levels may very widely from person to person, just as metabolic rate may.

Kingsberg thinks that no single drug is likely to work for all women whose low sexual desire stems from hormonal levels.

Surgery that affects the hormonal levels in women include oophrectomies.

Doctors took it upon themselves to decide what was best based on certain forms of evidence, such as hormonal levels, or other extreme forms.