Peer-reviewed research concerning diet & nutrition, summarized and appraised in plain language with every source cited.
This study looked at whether a heart-healthy lifestyle is linked to better sperm quality in young men, using the American Heart Association's Life's Essential 8 score. That score rates eight…
This narrative review set out to explore how lifestyle choices affect male fertility, examining diet, exercise, stress, sleep, weight, and environmental exposures. It synthesized existing research on how these factors…
This study looked at how eating patterns relate to sperm quality in healthy young men. Researchers scored the diets of 200 men against several patterns, healthy ones like the Mediterranean…
This study looked at whether dietary polyphenols (plant antioxidants found in fruits, vegetables, tea, and olive oil) are linked to semen quality in young men. It analyzed 3-day diet records…
This review looked at how oxidative stress (cell damage from unstable molecules called reactive oxygen species, a normal byproduct of metabolism that turns harmful when it outpaces the body's defenses)…
This study looked at whether eating more omega-3 fatty acids (healthy fats found in fish and some plants) is linked to higher testosterone levels in men. It used data from…
This narrative review set out to explore how oxidative stress (an imbalance between harmful reactive oxygen species and the body's defenses) affects fertility in men and women, and whether dietary…
This study tested whether a workplace canteen could improve the health of men with metabolic syndrome (a cluster of a large waist, high blood pressure, high blood sugar, high triglycerides,…
This study looked at how diet relates to sperm quality, comparing the Mediterranean diet, which is built on seasonal, fresh and whole foods, against ultra-processed foods, which are high in…
This study set out to see if sticking to a Mediterranean diet (MedDiet) is linked to better sperm quality and fertility outcomes in men. It pooled data from 11 studies,…
This review gathers recent evidence on what damages male fertility and how much of it can be undone. Smoking raises sperm DNA fragmentation (breaks in the genetic material inside sperm)…