News & Research
The Siggy Blog
Expert articles on medications, conditions, and the future of mental healthcare, from the team building it.
FeaturedLife Stages
PMDD and ADHD: Why Symptoms Spike Before Your Period
ADHD symptoms often get worse the week before a period, and PMDD is more common with ADHD. Learn the hormone link, how to track it, and which treatments help.
October 15, 2026PMDDADHD in WomenPremenstrual ExacerbationADHD Hormones
Conditions & DiagnosesJuly 10, 2026
Hormonal Depression: When Your Cycle Affects Your Mood
For some people, depression is not constant. It rises and falls with the menstrual cycle. Here is the biology behind that pattern and what actually treats it.
Hormonal DepressionPremenstrual ExacerbationLuteal Phase Mood SymptomsHormone Sensitive Mood Disorders
Conditions & DiagnosesJune 19, 2026
PMDD vs PMS: How to Tell Them Apart and Why the Pattern Matters
How PMDD differs from PMS, how a confirmed diagnosis is made, why timing separates PMDD from depression that worsens before a period, and which treatments work.
PMDDPremenstrual SyndromePremenstrual ExacerbationHormonal DepressionWomen's Mental Health