2023年3月15日 · Vasoconstriction is the narrowing (constriction) of blood vessels by small muscles in their walls. When blood vessels constrict, blood flow is slowed or blocked.

Mann DL. Management of heart failure patients with reduced ejection fraction. In: Libby P, Bonow RO, Mann DL, Tomaselli GF, Bhatt DL, Solomon SD, eds. Braunwald's ...

Lemon balm (Melissa officinalis), a member of the mint family, is considered a calming herb.It was used as far back as the Middle Ages to reduce stress and anxiety, promote sleep, improve appetite, and ease pain and discomfort from indigestion (including gas …

Capsaicin is the most active ingredient in cayenne. Other important ingredients include vitamins A and C, and flavonoids and carotenoids, pigments that give red, yellow, and orange plants their color and have antioxidant properties.

Bilberry fruit and extract are considered generally safe, with no known side effects. However, bilberry leaf and extract should not be taken in large quantities over an extended period of time because the tannins they contain may cause severe weight loss, muscle spasms, and even death.

Vacuum erection devices (VEDs) or vacuum constriction devices (VCDs), have been effective for many men with erectile dysfunction (ED), enabling them to get and maintain erections.

Peppermint tea is prepared from dried leaves of the plant and is widely available commercially. Peppermint spirit (tincture) contains 10% peppermint oil and 1% peppermint leaf extract in an alcohol solution.