10:00Woman's HourSarah Brown sings Mahalia Jackson, Performative activism, Over-exercisingBBC Radio 4 Duration: 54 minutes Mon 31st Jan 2022, 10:00 on BBC Radio 4 LWAvailable for over a yearListen nowSarah Brown sings Mahalia Jackson and when does exercise become unhealthy? Show more GenresFactualLife StoriesFactualHealth & WellbeingBrandWoman's Hour Source: BBC Online