Zwanger worden: de basis

Kennis is macht: als je je lichaam beter begrijpt, voelt proberen zwanger te worden minder overweldigend. Ontdek handige tips die je meer grip geven.

Boxers or briefs: does underwear really affect sperm?

Boxers or Briefs: Does Underwear Really Affect ...

Boxers really are linked with better sperm numbers, but the story is about heat, not fabric. Here's what the studies found, what they didn't, and what's worth changing.

Boxers or Briefs: Does Underwear Really Affect Sperm?

Boxers really are linked with better sperm numbers, but the story is about heat, not fabric. Here's what the studies found, what they didn't, and what's worth changing.