Blog

Veja por mês
Veja por ano
Início / Blog
sleeping-woman

A evolução da actigrafia na pesquisa do sono

Explore the evolution of actigraphy in sleep research, from movement-based monitoring to validated algorithms and multi-sensor wearables.
a spectral response measurement chart

When a Light Sensor Becomes a Research Instrument: Understanding Photopic Lux and Melanopic EDI

Lux was built for vision. Circadian research needs a different weighting, and the gap between the two is where a

a mobile sleep diary entry

Beyond the Sleep Diary: Reconciling Subjective and Objective Sleep Data in Research

Two instruments measuring the same night produce different numbers, and the difference is often larger than researchers expect. Sleep onset

BANNER-BLOG.jpg (1)

Pesquisadora de Harvard destaca ActLumus em estudo sobre sono e exposição à luz

Dr. Johanna Schmickler (TUM) highlights ActLumus’s ease of use and wide range of sleep and light exposure metrics in international

Researcher reviewing wearable actigraphy devices and study materials in a sleep laboratory.

The Post-Actiwatch Research Landscape: How Sleep Laboratories Can Future-Proof Actigraphy Data Collection

Sleep laboratories depend on consistent data collection to maintain reliable research protocols, especially when studies span months or years. When

a light exposure data visualization

The Hidden Variable in Sleep Studies: Why Light Exposure Belongs in the Actigraphy Dataset

Movement tells you when a participant slept. It does not tell you why the timing sat where it did, and

Research participant wearing a wrist actigraphy device

What Happens When a Research-Grade Actigraph Becomes Part of a Multimodal Sleep Study?

Sleep research increasingly depends on understanding what happens across ordinary days and nights rather than relying exclusively on isolated laboratory