Sprained ankle An ankle sprain is an injury the ligaments in the foot causing pain, tenderness, swelling, and bruising. Blood clot in the legs Blood clots in the leg can become very dangerous, symptoms include swelling, redness, tenderness in the leg.
serine A non-essential amino acid found as a component of most proteins. It is a precursor of choline, glucine, cysteine and pyruvate. Serine is present in most diets but most of the body serine is synthesized.
Serotonin /ËsÉrÉËtoÊnÉ¨n/ or 5-hydroxytryptamine (5-HT) is a monoamine neurotransmitter.Biochemically derived from tryptophan, serotonin is primarily found in the gastrointestinal tract (GI tract), blood platelets, and the central nervous system (CNS) of animals, including humans.It is popularly thought to be a contributor to feelings of well-being and happiness.iochemically derived from tryptophan, serotonin is primarily found in the gastrointestinal tract (GI tract), blood platelets, and the central nervous system (CNS) of animals, including humans. It is popularly thought to be a contributor to feelings of well-being and happiness.