Why Sleep Changes After 30: The Science Behind Adult Sleep Shifts and How to Adapt Introduction Many adults begin to notice subtle but frustrating sleep changes in their early thirties. Falling asleep takes longer. Nighttime awakenings become more frequent. Deep, refreshing sleep feels harder to achieve. These changes are not random. Scientific research clearly explains

Natural Supplements for Muscle Loss: A Scientific Strategy to Preserve Lean Muscle Mass   Introduction Muscle loss is a progressive physiological process that negatively affects strength, metabolism, and overall physical function. Although commonly associated with aging, muscle loss can also occur due to inactivity, calorie restriction, illness, chronic stress, or inadequate protein intake. Scientific research