Physical inactivity in relation to self-rated eyesight: cross-sectional analysis from the English Longitudinal Study of Ageing.

8 Despite this, levels of physical activity in older adults are generally lower than the guidelines and there is an overall trend for decreasing levels of vigorous physical activity as adults age. 9 10 Indeed, Smith et al, 9 in a sample of 5022 older English adults (mean age 61 years), found that over a 10-year period there was an overall trend for increasing levels of inactivity and a reduction in vigorous activity.

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