So you left those anti-depressants by hydration?It's almost always nutritional. Hydrate more. Even if you do not feel thirsty, drink more water anyway. Do that every day.
Also, look into gut microbiology and probiotics like S Boulardii and "LactoBif".
Was annoyed to hear a doctor say this after years of depression and trying anti-depressants, but it changed my life.
Yes, genetics also play a major role.Overthinking can contribute to depression, but it's not always the primary cause.
Other factors like genetics, brain processes and personal experiences also play significant roles.