OnyxMD Journal
Evidence-based education on performance, wellness, and treatment options — written by our medical team.
March 13, 2026
Vitamin D deficiency is linked to erectile dysfunction through endothelial and hormonal pathways. Here's what the latest clinical research reveals and what you can do.
March 11, 2026
Vardenafil for erectile dysfunction offers one of the fastest onsets of any PDE5 inhibitor. Here's what the clinical evidence says about how it works and who benefits most.
March 9, 2026
Discover how daily tadalafil 5mg works, what clinical research reveals about its efficacy, and why once-daily dosing is changing how men manage ED.
March 9, 2026
Daily tadalafil 5mg offers sustained erectile function without the planning. Here's what recent clinical research reveals about once-daily dosing for men with ED.