4 ms·D3 supps Likely your testosterone is suffering. And testosterone makes hard work feel good.by seper8 4y agoD3 supps Likely your testosterone is suffering. And testosterone makes hard work feel good.symlinkk 4y agoWhy beat around the bush? Just go straight to TRTseper8 4y agoIf its seasonal, as OP describes, I'd not start with TRT personally.