Fat tissue surrounding skeletal muscle contributes to declining muscle mass and strength. The most compelling evidence arises from transplantation of fat tissue between mice, showing that it produces harmful effects.

A meta-analysis demonstrated that aggressive control of blood pressure with mean systolic and diastolic BP levels less than 130 mm Hg and less than 85 mm Hg was beneficial for secondary prevention of stroke.

Researchers from Japan have found a new way of distinguishing cancerous from non-cancerous tissues using microRNA, representing a promising new metric in cancer diagnosis.

Microglia in the aging brain can accumulate harmful lipids. Microglia are the central nervous system version of macrophages; lipid accumulation in macrophages leading to inflammation is an important mechanism in atherosclerosis.