David speaks to Dewald Swart about testosterone

Loading player...
With a correlation having been observed between declining testosterone levels and increased irritability and aggression, we find out more about what testosterone is and how to manage yours.
25 Sep 2025 English South Africa Society & Culture

Other recent episodes

#FindingDorsland: David talks to ultimate.earth MD Tristan Cowley

Dorsland was a well-known, pregnant desert-adapted black rhino. Poachers killed her and her calf in Kunene in October 2025. An anonymous Namibian artist has now made life-size sculptures of the two of them, using rocks from Damaraland, the area where they lived. The sculptures have been placed somewhere in Windhoek,…
6 Nov 5 min