Nitrate and Exercise Performance in Middle to Older Aged Adults

High nitrate beetroot juice (120 ml) will be administered for 7 days consecutively followed by a 7 day washout period then 7 consecutive days of low nitrate beetroot juice.

Low nitrate beetroot juice (120 ml) will be administered for 7 days consecutively followed by a 7 day washout period then 7 consecutive days of high nitrate beetroot juice..