Tag: exercise

45 minutes’ exercise a week boosts brain power in over-fifties

45 minutes’ exercise a week boosts brain power in over-fifties

Just 45 minutes of exercise a week boosts the brain power of people in their fifties and over, major new research has revealed.

A review of dozens of previous studies found that even one session of moderate aerobic and resistance activity is enough to enhance people’s alertness, decision-making and memory.

Scientists have long believed that exercising slows down the cognitive decline that occurs naturally as people move from middle to old age, however the new analysis is the first of its kind to show that brain power actually improves from staying fit.

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Hour’s activity ‘offsets sedentary day’

Hour’s activity ‘offsets sedentary day’

An hour’s “brisk exercise” each day offsets the risks of early death linked to a desk-bound working life, scientists suggest.

The analysis of data from more than a million people is part of a study of physical activity published in the Lancet to coincide with the Olympics.

Watching TV was found to be worse than sitting at a desk, probably because of associated habits like snacking.

Current NHS guidelines recommend 150 minutes of moderate exercise a week.

Being inactive is known to increase the risk of conditions such as heart disease, diabetes and some cancers.

It has been linked to 5.3 million deaths globally a year – compared with 5.1 million linked to smoking.

The Lancet research says the global cost, for healthcare and lost productivity, is estimated at $67.5bn per year.

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