These are independent reviews of the products mentioned, but TIME receives a commission when purchases are made through affiliate links at no additional cost to the purchaser.
The number of people worldwide with dementia is projected to reach 139 million by 2050, but it is still thought to be underdiagnosed. A new innovation aims to change that—Linus Health DCTclock, an upgrade to a longstanding test in which a patient draws the face of a clock with a pen and paper—a simple task that picks up signs of declining spatial reasoning, memory and fine motor skills. Linus’ innovation uses a digitizing pen to capture hundreds of subtler details that might otherwise be invisible to clinicians. —Tara Law
More Must-Reads from TIME
- Donald Trump Is TIME's 2024 Person of the Year
- Why We Chose Trump as Person of the Year
- Is Intermittent Fasting Good or Bad for You?
- The 100 Must-Read Books of 2024
- The 20 Best Christmas TV Episodes
- Column: If Optimism Feels Ridiculous Now, Try Hope
- The Future of Climate Action Is Trade Policy
- Merle Bombardieri Is Helping People Make the Baby Decision