Studies show that saturated fats may increase inflammation in the body.

Taking calcium along with lysine can increase the amount of calcium in the body.

This might increase the amount of some medications in the body, which could lead to more side effects.

There has also been a concern that glucosamine might increase the amount of insulin in the body.

Some "water pills" can also increase potassium levels in the body.

Depression may increase inflammation in the body, in turn increasing the risk of stroke.

Selenium might also increase the effects of warfarin in the body.

Some "water pills" might also increase potassium in the body.

Ultraviolet radiation has been proven to increase the level of melatonin in the body.

This increases the volume of fluid in the body, and drives up blood pressure.