Enhanced cardiovascular risk and altered oxidative status in elders with moderate excessive body fat.

Aging and obesity are linked to oxidative stress. Oxidative stress may mediate age-related cardiovascular diseases. Although the body mass index (kg/m2) defines obesity (≥30) and overweight (25-29.

Green tea and vitamin E enhance exercise-induced benefits in body composition, glucose homeostasis, and antioxidant status in elderly men and women.

Objective: To investigate the effects of green tea plus vitamin E in addition to exercise on body composition and metabolic and antioxidant parameters in healthy elderly individuals.

Design: Interventional randomized controlled prospective trial.

Methods: For 12 weeks, 22 elderly men and women (age: 71.

Green tea and its major polyphenol EGCG increase the activity of oral peroxidases.

Oral peroxidases (OPO) consist mainly of salivary peroxidase and myeloperoxidase and are involved in oral defense mechanisms. Salivary peroxidase is synthesized and secreted by salivary glands, whereas myeloperoxidase is found in polymorphonuclear leukocytes, which migrate into the oral cavity at gingival crevices. Green tea is the world's second most popular drink after water.

Green tea: a promising natural product in oral health.

Green tea is a leading beverage in the Far East for thousands of years; it is regarded for a long time as a health product. Green tea is important source of polyphenol antioxidants. Polyphenols including epigallocatechin 3 gallate (EGCG) constitute the most interesting components in green tea leaves.