Hoarding is often misunderstood, but it can be a symptom of deep trauma. One woman shares how hoarding impacted her life - and her road to recovery.

Source

The billionaire philanthropist is donating $50m to research the issue, as part of a larger $1bn pledge.

Source

Dr Chi Eziefula, a menstrual health expert, explains which mammals menstruate - and how their cycles differ from other animals.

Source