A dictionary of Confusable Phrases: More Than 10,000 Idioms and Collocations

feel hot • not feel so hot
feel hot—have the sensation of heat: My serge skirt feels
heavy, my feet feel hot and sticky.
not feel so hot—(coll.) not feel very well (also: not feel too
hot): I’m not feeling so hot this morning. I stayed up too late
last night.
feel like a new man • feel one’s old self again
feel like a new man —begin to feel much better physically
or mentally: Luis felt like a new man when he finished reading
her message.
Note: 
The expression does not correlate in meaning with the
phrase become another man—used of smb. whose character has
noticeably changed: In a year’s time, he became another man,
a good one, and the peasants were proud of their landlord.
feel one’s old self again —return to one’s normal condition of
mind and body: After an overnight stay in the hospital, he
looked and felt his old self again.
feel like doing something • feel up to doing
 something
feel like doing something —be in the mood to do smth.: If
you have any questions on this or if you feel like discussing it
please feel free to comment.
feel up to doing something —feel healthy enough or rested
enough to do smth.: I met with a woman from a support
group — I didn’t feel up to meeting a whole group of people.
feel something on the pulse • feel the pulse of
something
feel something on the pulse —come to feel smth. deeply
through one’s own experience: The appointment of Sir Robert
as Deputy Speaker has made me feel “on the pulse” a frustrat-
ing anomaly of our parliamentary system.
feel the pulse of something —(also: keep one’s finger on the pulse
of something ) be aware of the current developments or trends
in smth.: The investigation of the seismic waves affords the
best means of feeling the pulse of the interior of the earth.