Two short strings of amino acids could lead to new treatments for Alzheimer's disease Injecting the peptides into mice with Alzheimer's disease significantly improved their memory.

Sleep deprivation can affect how we metabolize fat in food and can make people feel less satisfied after eating. After eating, the participants showed faster lipid storage, which could lead to weight gain.

Observational research found that people with high blood pressure (BP) had a more rapid rate of cognitive decline compared to those with normal BP, or those who were being treated for high BP.

Turnover of fat tissue decreases as we age and makes it easier to gain weight. This study supports previous research that states exercise is a beneficial way to increase lipid turnover.