How do weighted blankets work? March 04, 2020 19:13 Updated Weighted blankets help relieve stress through “deep pressure stimulation,” the type of pressure a baby feels when swaddled. Learn more about how weighted blankets work here. Related articles Who can use Saatva’s weighted blanket? What is the best way to clean my weighted blanket? What sleep positions work best with the Saatva Memory Foam Pillow? What is GOTS? What if I have an allergy to latex?