Could child vitamin A supplementation have long-term health effects?

Long-term mechanical circulatory support: could it really have a public health impact?

Cardiovascular disease is a leading cause of death in North America and Europe, and heart failure represents a major component, affecting about 2.5% of the adult population [1, 2]. Ten percent of the heart-failure population experiences truly advanced heart failure, with limited long-term survival. For patients with New York Heart Association (NYHA) Class IV heartfailure symptoms poorly respons...

Long-term vitamin D3 supplementation may have adverse effects on serum lipids during postmenopausal hormone replacement therapy.

OBJECTIVE The positive short-term effects of postmenopausal hormone replacement therapy (HRT) on serum lipids are well known, but it has been suggested that they vanish with time. Cholecalciferol (vitamin D3) is widely used to prevent postmenopausal osteoporosis but the influence of vitamin D3 on serum lipids is poorly known. The long-term effects of HRT and vitamin D3 on the concentrations of ...

Effects of long-term vitamin E supplementation on cardiovascular events and cancer: a randomized controlled trial.

CONTEXT Experimental and epidemiological data suggest that vitamin E supplementation may prevent cancer and cardiovascular events. Clinical trials have generally failed to confirm benefits, possibly due to their relatively short duration. OBJECTIVE To evaluate whether long-term supplementation with vitamin E decreases the risk of cancer, cancer death, and major cardiovascular events. DESIGN...

Improving child survival through vitamin A supplementation.

Vitamin A supplementation on child morbidity.

OBJECTIVE To determine the impact of vitamin A supplementation on child morbidity and nutritional status. DESIGN A community based follow-up (interventional) in nature. SETTING Two randomly selected Weredas (districts) of Tigray, North Ethiopia were studied between 1996 and 1997. SUBJECTS Four thousand seven hundred and seventy children aged between six and 72 months, selected using a mul...