Wrth i Aled gymryd hoe, mae Ffion yn holi Nia Williams am effaith adrenalin ar y corff. As Aled takes a break, Ffion asks Nia Williams how adrenalin affects the body. Show more
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Wrth i Aled gymryd hoe, mae Ffion yn holi Nia Williams am effaith adrenalin ar y corff. As Aled takes a break, Ffion asks Nia Williams how adrenalin affects the body. Show more
Ail wasanaeth BBC Radio Cymru sy'n cynnig sioe frecwast bob bore'r wythnos.
