
Cold hits the nerves first and the thyroid later
The first response to cold is sympathetic. Thyroid hormone turnover changes on a slower clock than shivering.
Lena Voss
4 articles in this category

The first response to cold is sympathetic. Thyroid hormone turnover changes on a slower clock than shivering.

After orgasm, prolactin often rises and oxytocin can rise with it. The next hour is a hormone shift, not a cure.

The big growth-hormone pulse rides slow-wave sleep. Going to bed early does nothing if that deep sleep never arrives.

A short night raises the morning cortisol signal and makes the same breakfast harder for insulin to clear.