Cognitive health and memory Archive

Many people worry about occasional memory lapses that occur as they get older. To cope, it helps to talk to a doctor and also reduce stress by following healthy lifestyle habits, such as exercising, getting enough sleep, eating a healthy diet, and meditating. Using strategies to help retain information is also important. Examples include placing keys in a designated spot, taking medication at the same time each day, and using notebooks-not just memory-to organize and store information for fast retrieval.

The approach to certain blood tests appears to be shifting. Doctors might stop ordering routine vitamin D screenings for healthy people younger than 75; they might order a one-time combination of lipoprotein(a), C-reactive protein, and LDL (bad) cholesterol tests as a way to predict future heart problems; and they might rely less on standard ranges designated as "normal" in a complete blood count (CBC) test, and instead focus more on comparing someone's latest CBC results to previous CBC tests.

In a 2025 study of 40,000 coffee drinkers followed for a decade, those who drank coffee in the morning were 16% less likely to die during the study period, compared to those who didn't drink coffee. The benefit didn't appear among those who drank coffee throughout the day.

Sleep is a key pillar of health, and countless influencers on social media are touting a concept called sleepmaxxing. But what exactly is it? And how likely is it to deliver on claims of amped-up energy, a boost to the immune system, reducing stress levels, and improving your mood?

We can learn much from people who continue to live productive lives into their 80s and 90s. Doctors in this demographic have a unique perspective as they have the lessons from their decades of medical practice and their personal experiences dealing with Father Time. Here, two Harvard physicians - Dr. Marshall Wolf, 87, and Dr. Mitchell Rabkin, 94 - share lessons they've learned over the decades from their practice and personal life about how they keep their body and mind strong, healthy, and thriving.