This gene encodes transthyretin, one of the three prealbumins including alpha-1-antitrypsin, transthyretin and orosomucoid. Transthyretin is a carrier protein; it transports thyroid hormones in the plasma and cerebrospinal fluid, and also transports retinol (vitamin A) in the plasma.
6 Surprising Signs You Need More Sleep. You know the classic signs: You're dragging at work, you're yawning all day, you're sluggish and you swear you can actually hear your bed calling your name. You need to sleep. On the days when a fourth cup of coffee is masking the most obvious signs, you might think you've won the battle. But don't kid yourself.
The key is to find out how much sleep you need to function, he says. âI donât think there is one answer.â. Breus suggests this test to see how much sleep you need: If you need an alarm clock to wake, try going to sleep 15 minutes earlier. Do you still need an alarm clock? If you do, push your bedtime up another 15 minutes, he says. Do this until you no longer need an alarm to wake up.