Learn more: Angina is chest pain or discomfort caused when your heart muscle doesn't get enough oxygen-rich blood. It may feel like pressure or squeezing in your chest. The discomfort also can occur in your shoulders, arms, neck, jaw, or back.Angina pain may even feel like indigestion.But, angina is not a disease.earn more: Angina is chest pain or discomfort caused when your heart muscle doesn't get enough oxygen-rich blood. It may feel like pressure or squeezing in your chest. The discomfort also can occur in your shoulders, arms, neck, jaw, or back. Angina pain may even feel like indigestion.
Definition of leaven. 1a : a substance (such as yeast) used to produce fermentation in dough or a liquid; especially : sourdoughb : a material (such as baking powder) used to produce a gas that lightens dough or batter.
The hymen is a thin piece of mucousal tissue that surrounds and partially covers the vaginal opening (also called the introitus).1 Every hymen is shaped differently: some are thin and elastic, while others are thicker and less stretchy.he hymen can stretch and/or tear as a result of various other sexual behaviors, such as the insertion of multiple fingers or a sex toy into the vagina, and nonsexual activities such as gymnastics (doing âthe splitsâ), horseback riding, or engaging in other physical activities.