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Taking glycine before bed helped participants: fall asleep faster maintain a deeper sleep wake up fewer times throughout the night This study also found that glycine helped reduce daytime sleepiness and improve mental function and memory

Due to cytoplasmic expulsion, mature spermatozoa are produced with very little-to-no cytoplasm

Gao et al., 2026)

ED and Trans/Gender-Diverse Bodies ED is often discussed in cisgender men, but its just as important to include trans, non-binary, and gender-diverse people in the conversation: Trans men (TM) who have had metoidioplasty or phalloplasty can experience challenges with erectile function or penetration that may require specialized aids

Nitrogen/sulfur-co-doped carbon quantum dots: a biocompatible material for the selective detection of picric acid in aqueous solution and living cells

B12 is a water-soluble vitamin, so any amount that is not used by the body will simply be eliminated