- The Thymus, a gland that trains white blood cells to distinguish invaders from normal tissue, is most active in childhood; by middle age it has stopped working and has turned to fat.
- Some two-thirds of humanity — around 5.8 billion people — now live in countries with fertility below the replacement rate of about two children per woman.
- Why treating heart disease is more complicated than the guidelines suggest.
- Summary of the House Republican Health Plan.
Category: Tuesday Links
Tuesday Links
- Raw milk is not better for you. The safety benefits of pasteurization far outweigh the drawbacks.
- One in six infection is resistant to the current roster of antibiotics.
- Why are babies eating ultra processed baby food? (WSJ)
- Why are there so many medical tests that the doctor didn’t order?
- “Medical debt was consistently associated with worse health and cancer outcomes.”
- Can personality characteristics predict lifetime success and failure? HT: Arnold Kling
Tuesday Links – 2 December 2025
- Playing music, dancing, creating art — and even playing some types of video games — may actually slow down brain aging.
- Just one week off social media can improve young adults’ mental health.
- Is the collapsing birth rate just supply and demand? HT: Tyler
- “We are at the point, or fast approaching it, when those private thoughts of ours are no longer private.”
- Did the Covid -19 vaccine really kill ten children? (Statnews)
Tuesday Links
- Around 2 million 12-to-17 year olds are on S.S.R.I.s, the most commonly prescribed class of antidepressants. (NYT)
- Study: Antidepressants for children are no better than a placebo, but with greater side effects.
- Gene editing techniques are getting better and faster.
- Some benefits of root canals: less diabetes and heart disease.
- Can robots do the job of nursing home care? (WSJ)
- Cost of IVF could exceed $300,000. (WSJ)
- Technology is making the war on Cancer winnable. (WSJ)
During the 2000s, the agency’s oncology chief, Richard Pazdur, torpedoed treatments based on quibbles with their trial designs