You’re running for fun/challenge, not for health. It’s not a surprise that your health isn’t improving. A single 10km run per week in 1h aiming for 40min, an in

You’re running for fun/challenge, not for health. It’s not a surprise that your health isn’t improving. A single 10km run per week in 1h aiming for 40min, an interval run sprinting as hard as possible and casual short runs in between will improve your numbers while also not overexerting your body.