reproduction

  1. haidut

    Sexual activity and stress levels (HPA activity) may determine longevity

    The study below tried to tease out the main factors affecting the longevity of the legendary naked mole rat - the animal with longest lifespan in its genus, and the sole mammal known to be virtually immune to developing cancer. Most of the biological/biochemical findings in regards to naked mole...
  2. haidut

    Fertility Depends On Metabollism (ATP), Not Age

    As many of you know, there are 2 fundamental dogmas in reproductive medicine. One is that every woman is born with a fixed number of eggs and those cannot be replenished. The second one is that there is a biological fertility clock in every woman that inexorably ticks, and if the female does not...
  3. haidut

    Remarkable Decline In Fertility - Half The World Below Replacement Levels

    I posted a few related threads on the topic of the declining reproductive health before. Sperm counts in males have declined by more than 60% since the 1970s. Sperm Count (a Surrogate For Male Health) In The West Has Declined By 60% Since The 1970s However, that finding does not seem to be...
  4. haidut

    Early Life On Earth Developed For Optimal Reproduction, Not Competition

    One of the mainstream tenets of neo-Dariwinism is the never-ending competition of all life forms for resources and procreation. This tenet is so pervasive, it affects virtually all aspects of social, business and scientific activity in modern societies. However, the study below shows that early...
  5. haidut

    Vitamin B2 (riboflavin) Reduces Lipofuscin, May Extend Lifespan

    There are few reliable treatments of the so-called "age spots" officially known as lipofuscin. Ray has written about the role of iron, PUFA and estrogen in the formation of this skin pigment and has suggested that vitamin E may be one possible treatment. Now we can add vitamin B2 to the list of...
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