What is sperm motility and how does it affect your fertility?
By Ruby Austen, a Crankstart Scholar and Biologist at St. Anne's College, University of Oxford.
There are are a number of fa...
Sperm Test
A full sperm test by post. Lab-grade results in days not weeks. No GP, no clinic, no awkward conversations.
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Dispatched next business day
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Sperm Test
Discreet & simple
Take control of your health from the privacy and convenience of home.
Oxford-built, simply put
Lab results in plain English, plus unlimited questions answered by Ask Jack, our expert-trained AI.
Consciously crafted
Our kits are made with a focus on sustainable materials. View our sustainability commitment
Your journey to clarity
How it works
Your path to clarity in a simple four-step process. (For full instructions, click here)
Sperm health isn’t one number
Jack measures the five parameters that matter. Each tells you something different. Together, they give you the full picture.
01
Volume
How much semen is produced
Measured in millilitres
02
Concentration
How densely packed your sperm are
Sperm per millilitre
03
Count
How many sperm there are in total
Total sperm in the sample
04
Estimated Original Total Motility
How many sperm were moving at collection
Total motile sperm in the sample
05
Estimated Morphology Status
Whether normal forms are above or below threshold
Classified against the WHO 4% threshold
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Egg and Sperm Freezing: A New Era in Workplace Benefits and Healthcare?
By Faye Song, Biology student at Keble College, Oxford. Views expressed are her own. In today’s workplace, companies are expanding their he...