References
#1
Normal caffeine consumption: influence on thermogenesis and daily energy expenditure in lean and postobese human volunteers: https://pubmed.ncbi.nlm.nih.gov/2912010/
Comparison of changes in energy expenditure and body temperatures after caffeine consumption: https://pubmed.ncbi.nlm.nih.gov/7486839/
#2
Effects of caffeine on the metabolic and catecholamine responses to exercise in 5 and 28 degrees C: https://pubmed.ncbi.nlm.nih.gov/8201901/
Caffeine can decrease insulin sensitivity in humans: https://pubmed.ncbi.nlm.nih.gov/11815511/
#3
Coffee, caffeine, and risk of depression among women: https://pubmed.ncbi.nlm.nih.gov/21949167/
A prospective study of coffee drinking and suicide in women: https://pubmed.ncbi.nlm.nih.gov/8604958/
#5
Caffeine has positive effect on memory, Johns Hopkins researchers say: https://hub.jhu.edu/2014/01/12/caffeine-enhances-memory/
#6
Coffee may help perk up your blood vessels: https://www.sciencedaily.com/releases/2013/11/131120111950.htm